{"title":"AMG M178 4.0L V8 — GT \/ GTS \/ GTR \/ GTC","description":"\u003cp\u003ePerformance parts for the Mercedes-AMG M178 4.0L V8 BiTurbo — AMG GT, GTS, GTC, GTR (R190). Downpipes, ECU tuning, and bolt-ons.\u003c\/p\u003e","products":[{"product_id":"mercedes-amg-gt","title":"Premium Stainless Steel M178 Catless Downpipes for Mercedes-AMG GT \/ GTS \/ GTR \/ GTC","description":"\u003cdiv style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif; color: #222; line-height: 1.75; max-width: 920px; margin: 0 auto; padding: 24px 20px;\"\u003e\n\n\u003cp style=\"font-size: 17px; color: #333; margin-bottom: 32px;\"\u003eFor the discerning AMG GT owner who values sophistication and real performance. These high-flow stainless steel catless downpipes are purpose-built for the M178 BiTurbo V8 to deliver improved exhaust flow, quicker turbo response, and a deeper, more composed AMG exhaust note — while preserving the refined character expected of a flagship Mercedes performance car.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 21px; margin: 0 0 14px; color: #222;\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul style=\"padding-left: 22px; margin-bottom: 32px; line-height: 1.85; font-size: 16px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Exhaust Backpressure\u003c\/strong\u003e — Allows the turbos to spool more efficiently and build boost faster under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuicker Turbo Response\u003c\/strong\u003e — Sharper throttle feel with more immediate power delivery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefined AMG Sound\u003c\/strong\u003e — Deeper, more composed tone that maintains sophistication at cruise\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision TIG Welds \u0026amp; Machined Flanges\u003c\/strong\u003e — Creates strong, leak-free connections with exact factory fitment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt-on V-Band Design\u003c\/strong\u003e — Simple installation in 2–3 hours with no cutting or modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Wall 304 Stainless Steel\u003c\/strong\u003e — High-quality material selected for heat resistance and long-term durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size: 21px; margin: 0 0 14px; color: #222;\"\u003eCompatibility\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 15px; margin-bottom: 40px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #1a1a1a; color: #fff;\"\u003e\n\u003cth style=\"padding: 14px 16px; text-align: left; border: 1px solid #333;\"\u003eChassis\u003c\/th\u003e\n\u003cth style=\"padding: 14px 16px; text-align: left; border: 1px solid #333;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding: 14px 16px; text-align: left; border: 1px solid #333;\"\u003eModels\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003eR190\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003e2015–2023\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003eAMG GT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003eR190\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003e2015–2023\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003eAMG GT S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003eR190\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003e2016–2023\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003eAMG GT R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003eR190\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003e2018–2023\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; border: 1px solid #ddd;\"\u003eAMG GT C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2 style=\"font-size: 21px; margin-bottom: 18px; color: #1a1a1a;\"\u003eReal M178 Exhaust Sound\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 12px; font-weight: 600;\"\u003eReal Sound Demo\u003c\/p\u003e\n\u003ciframe title=\"AMG GT M178 Downpipes Sound\" src=\"https:\/\/www.youtube.com\/embed\/1RYF-yC9eH4\" style=\"max-width: 720px; border-radius: 10px; display: block; margin: 0 auto;\" height=\"340\" width=\"100%\"\u003e\u003c\/iframe\u003e\n\n\u003ch2 style=\"font-size: 21px; margin-bottom: 18px; color: #222;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails style=\"margin-bottom: 16px; border-bottom: 1px solid #eee; padding-bottom: 16px;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; font-size: 16px;\"\u003eDo these require a tune?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 24px; color: #444;\"\u003eThey work well on stock vehicles. A tune is highly recommended for maximum performance and to clear fault codes.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 16px; border-bottom: 1px solid #eee; padding-bottom: 16px;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; font-size: 16px;\"\u003eAre they catless?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 24px; color: #444;\"\u003eYes — fully catless. Intended for off-road, track, and racing use only.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 16px; border-bottom: 1px solid #eee; padding-bottom: 16px;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; font-size: 16px;\"\u003eWill they fit my exact vehicle?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 24px; color: #444;\"\u003eDirect bolt-on fitment for all listed M178-powered AMG GT models above.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 16px; border-bottom: 1px solid #eee; padding-bottom: 16px;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; font-size: 16px;\"\u003eHow long does installation take?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 24px; color: #444;\"\u003eProfessional shops typically complete the install in 2–3 hours.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdiv style=\"text-align: center; margin: 48px 0 36px;\"\u003e\u003ca style=\"background: #b30000; color: #fff; font-size: 17px; font-weight: 600; padding: 16px 42px; border-radius: 8px; text-decoration: none; display: inline-block; box-shadow: 0 3px 10px rgba(179, 0, 0, 0.25);\" href=\"#\"\u003eAdd M178 Catless Downpipes to Cart\u003c\/a\u003e\u003c\/div\u003e\n\n\u003cp style=\"text-align: center; font-size: 14px; color: #555; font-weight: 600; letter-spacing: 0.3px;\"\u003eBenzUnited Parts • Premium M178 Downpipes • Ships Fast\u003c\/p\u003e\n\n\u003c!-- Disclaimer at the very bottom --\u003e\n\u003cp style=\"font-size: 13px; color: #555; text-align: center; margin-top: 40px;\"\u003e\u003cstrong\u003eOff-road and race use only.\u003c\/strong\u003e Not legal for street use or emissions-controlled vehicles. Buyer is responsible for compliance with local laws.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":44504204148911,"sku":null,"price":795.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/mercedes-amg-gt-m178-downpipes-stainless-steel-set.jpg?v=1770023028"},{"product_id":"vta-blow-off-valve-adapters-for-amg-gt-gts-gtc-gtr-r190","title":"AMG GT M178 Blow-Off Valve (BOV) \/ VTA Adapters – R190 (GT \/ GTS \/ GTC \/ GTR)","description":"\u003cdiv style=\"font-family: Arial, sans-serif; max-width: 900px; margin: auto; padding: 30px; color: #333; line-height: 1.7; font-size: 16px;\"\u003e\n\n  \u003ch1 style=\"font-size: 28px; color: #00264d; text-align: center; margin-bottom: 10px;\"\u003e\n    AMG GT Blow-Off Valve (BOV) \/ VTA Adapters – R190 M178 4.0L BiTurbo\n  \u003c\/h1\u003e\n\n  \u003ch2 style=\"font-size: 20px; color: #555; text-align: center; margin-bottom: 30px;\"\u003e\n    Fits Mercedes-AMG GT, GTS, GTC \u0026amp; GTR (2015–2023)\n  \u003c\/h2\u003e\n\n  \u003cp\u003e\n    Commonly searched as an \u003cstrong\u003eAMG GT blow-off valve (BOV)\u003c\/strong\u003e, these\n    \u003cstrong\u003eVTA (vent-to-atmosphere) adapters\u003c\/strong\u003e convert the factory electronic\n    diverter valves on the \u003cstrong\u003eMercedes-AMG R190 platform\u003c\/strong\u003e into an open,\n    atmospheric release system. The result is aggressive turbo sound and flutter\n    without ECU tuning or check engine lights.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    Designed specifically for the \u003cstrong\u003eM178 4.0L twin-turbo V8\u003c\/strong\u003e, this\n    upgrade delivers unmistakable blow-off valve sound while retaining factory\n    electronic control and drivability.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color: #00264d; font-size: 22px; margin-top: 40px;\"\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAMG GT Blow-Off Valve Sound:\u003c\/strong\u003e Vent-to-atmosphere turbo release on throttle lift\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eVTA Adapter Design:\u003c\/strong\u003e Converts factory diverter valves without replacement\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNo Tune Required:\u003c\/strong\u003e Retains OEM ECU and solenoid operation\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNo Check Engine Light:\u003c\/strong\u003e Engineered for proper sensor behavior\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCNC Aluminum Construction:\u003c\/strong\u003e Precision-machined for heat and boost durability\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color: #00264d; font-size: 22px; margin-top: 40px;\"\u003eInstallation \u0026amp; Compatibility\u003c\/h3\u003e\n  \u003cp\u003e\n    Fits all \u003cstrong\u003eMercedes-AMG GT, GTS, GTC, and GTR\u003c\/strong\u003e models equipped with\n    the \u003cstrong\u003eM178 4.0L BiTurbo engine\u003c\/strong\u003e (R190 chassis).\n    Installation is fully bolt-on with no cutting, wiring, or ECU modification required.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color: #00264d; font-size: 22px; margin-top: 40px;\"\u003eComplementary Upgrades\u003c\/h3\u003e\n  \u003cdiv style=\"display: flex; flex-direction: column; gap: 12px; margin-top: 20px;\"\u003e\n    \u003ca href=\"\/products\/amg-gt-catless-downpipes\" style=\"display: inline-block; background-color: #004aad; color: white; text-decoration: none; padding: 12px 20px; border-radius: 6px; text-align: center;\"\u003e\n      🔧 View AMG GT Catless Downpipes\n    \u003c\/a\u003e\n    \u003ca href=\"\/products\/amg-gt-ecu-tune-m178\" style=\"display: inline-block; background-color: #004aad; color: white; text-decoration: none; padding: 12px 20px; border-radius: 6px; text-align: center;\"\u003e\n      ⚙️ View ECU Tune for AMG GT\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\n  \u003cp style=\"font-size: 13px; color: #888; margin-top: 40px;\"\u003e\n    ⚠️ Sound-focused modification. No direct horsepower gains.\n    Intended for enthusiasts seeking enhanced turbo sound and driving engagement.\n    Always verify local regulations before installation.\n  \u003c\/p\u003e\n\n\u003c\/div\u003e\n","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":45159191904431,"sku":null,"price":169.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/amg-gt-blow-off-valve-vta-adapters-hardware-r190-m178.jpg?v=1765914386"},{"product_id":"mercedes-amg-gt-ecu-tune-m178","title":"Mercedes AMG GT GTS GTR GTC ECU Tuning – M178 Optimized Performance","description":"\u003cdiv style=\"font-family: Arial, sans-serif; background-color: #f5f5f5; padding: 25px; color: #1a1a1a; max-width: 900px; margin: auto; line-height: 1.6;\"\u003e\n\u003cp style=\"text-align: center; font-size: 18px;\"\u003e\u003cstrong\u003eCustom ECU performance tuning for Mercedes-AMG M178 4.0L biturbo V8 models\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e💡 Why Choose Our Tuning Service?\u003c\/h2\u003e\n\u003cp\u003eThis isn’t a generic flash. Our M178 calibrations are developed in-house, optimized on the dyno, and tested on the street and track. Every map is custom-built around your fuel, hardware, and driving preferences to deliver maximum power with factory-level refinement and reliability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e+120–150 whp\u003c\/strong\u003e with proper supporting mods\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e+130–170 lb-ft\u003c\/strong\u003e torque increase\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93, and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable burbles, throttle response, and boost timing.\u003c\/li\u003e\n\u003cli\u003eDesigned for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e💰 Pricing\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eECU Tune:\u003c\/strong\u003e $1,995\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECU Tune w\/ Downpipe Purchase:\u003c\/strong\u003e $1,500 (\u003cem\u003esave $495\u003c\/em\u003e)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMyGenius Handheld Programmer:\u003c\/strong\u003e $300 (required if using multiple maps)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Maps:\u003c\/strong\u003e $250 each\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Downpipe CTA --\u003e\n\u003cdiv style=\"text-align: center; margin: 22px 0;\"\u003e\u003ca href=\"\/collections\/downpipes\" style=\"background-color: #990000; color: #fff; padding: 14px 28px; border-radius: 6px; font-size: 18px; text-decoration: none; font-weight: bold; display: inline-block;\"\u003e 🔥 Shop Downpipes for $495 Tune Discount → \u003c\/a\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch2\u003e🚘 Vehicle Compatibility\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible with all Mercedes-AMG M178 4.0L biturbo models:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAMG GT\u003c\/li\u003e\n\u003cli\u003eAMG GTS\u003c\/li\u003e\n\u003cli\u003eAMG GTR\u003c\/li\u003e\n\u003cli\u003eAMG GTC\u003c\/li\u003e\n\u003cli\u003eAMG GT Black Series (base support)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e💬 Customer Reviews\u003c\/h2\u003e\n\u003cblockquote style=\"border-left: 4px solid #ccc; padding-left: 15px;\"\u003e“Picked up insane torque. Burbles are clean and tasteful. Car drives like it should’ve from factory.”\u003c\/blockquote\u003e\n\u003cblockquote style=\"border-left: 4px solid #ccc; padding-left: 15px;\"\u003e“Ran 10s on 91 octane with the tune. Daily-drivable but wildly fast. Perfect balance.”\u003c\/blockquote\u003e\n\u003chr\u003e\n\u003ch2\u003e🚚 How to Order\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact us\u003c\/strong\u003e with your vehicle details and current modifications.\u003c\/li\u003e\n\u003cli\u003eSelect your tuning method:\n\u003cul style=\"margin-top: 6px;\"\u003e\n\u003cli\u003e📦 \u003cstrong\u003eMyGenius Handheld Programmer\u003c\/strong\u003e (ships to you)\u003c\/li\u003e\n\u003cli\u003e🚚 \u003cstrong\u003eMail-in ECU Service\u003c\/strong\u003e (fast turnaround)\u003c\/li\u003e\n\u003cli\u003e🏁 \u003cstrong\u003eIn-Person Tuning\u003c\/strong\u003e at our Southern California location\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eEnjoy your \u003cstrong\u003efully optimized M178 setup\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: center; margin-top: 20px;\"\u003e\u003ca href=\"\/pages\/contact\" style=\"background-color: #333; color: #fff; padding: 12px 22px; border-radius: 5px; font-size: 17px; text-decoration: none; display: inline-block;\"\u003e 📞 Contact Us About M178 Tuning \u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":45164390613167,"sku":null,"price":2499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/mercedes-amg-gt-r-m178-engine-bay-performance.jpg?v=1747631645"},{"product_id":"amg-gt-cold-air-intake-kit-m178-4-0l-v8-bi-turbo-gt-gtr-gts-upgrade-1","title":"AMG GT Cold Air Intake Kit – M178 4.0L V8 Bi-Turbo GT GTR GTS Upgrade","description":"\u003ch2\u003eAMG GT \/ GTR \/ GTS Cold Air Intake – M178 4.0L V8 Bi-Turbo\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBoost horsepower, improve airflow, and enjoy better fuel efficiency\u003c\/strong\u003e with our high-performance AMG GT Cold Air Intake. Designed for the M178 engine, this intake delivers an immediate upgrade in power, response, and driving excitement.\u003c\/p\u003e\n\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximized Airflow:\u003c\/strong\u003e Engineered to improve breathing efficiency, increasing horsepower and torque.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Construction:\u003c\/strong\u003e Built from high-quality materials to withstand high temperatures and harsh conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Fitment:\u003c\/strong\u003e Perfect fit for AMG GT, GTR, and GTS models—no modifications required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced Engine Sound:\u003c\/strong\u003e Louder, deeper turbo and intake note for a more aggressive presence.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved Fuel Efficiency:\u003c\/strong\u003e Optimized airflow promotes better combustion and MPG.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Modification Required:\u003c\/strong\u003e Direct-fit design retains factory mounting points.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTools Needed:\u003c\/strong\u003e Basic hand tools—easy installation with included instructions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStock Components Retained:\u003c\/strong\u003e Integrates seamlessly with existing engine setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Intake?\u003c\/h3\u003e\n\u003cp\u003eOur AMG GT Cold Air Intake is more than just a performance mod—it’s an upgrade to your entire driving experience. By improving airflow, reducing heat soak, and letting the M178 breathe freely, you unlock extra power while sharpening throttle response. Plus, you’ll love the sharper, more pronounced turbo “whoosh” every time you get on the throttle.\u003c\/p\u003e\n\n\u003ch3\u003eCustom Options\u003c\/h3\u003e\n\u003cp\u003eWant to take it further? \u003cstrong\u003eContact us\u003c\/strong\u003e if you’d like custom Cerakote colors for the intake piping or matching heat shields. We can help tailor the look to your build.\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"mailto:benzunitedparts@gmail.com\" style=\"background-color:#000;color:#fff;padding:12px 20px;text-decoration:none;border-radius:6px;display:inline-block;\"\u003eEmail Us for Custom Work\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMercedes-AMG GT (M178)\u003c\/li\u003e\n  \u003cli\u003eMercedes-AMG GTR (M178)\u003c\/li\u003e\n  \u003cli\u003eMercedes-AMG GTS (M178)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eUpgrade your AMG GT with a high-performance cold air intake that delivers measurable gains in horsepower, torque, and efficiency—while making every drive more exciting.\u003c\/em\u003e\u003c\/p\u003e\n","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":45801589211311,"sku":null,"price":1350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/mercedes-m177-glc63-intake-installed-black.jpg?v=1755734858"},{"product_id":"bmc-panel-air-filter-set-amg-gt-gts-gtr-m178-high-flow","title":"BMC Panel Air Filter Set – AMG GT\/GTS\/GTR (M178) High-Flow","description":"\u003c!-- BMC Panel Air Filter Set – Mercedes-AMG GT \/ GTS \/ GTR (M178) --\u003e\n\u003cdiv style=\"font-family: Arial,sans-serif; color: #1a1a1a; line-height: 1.6; background: #f9f9f9; padding: 18px;\"\u003e\n\u003c!-- Short intro under product H1 --\u003e\n\u003cp style=\"margin: 0 0 12px; font-size: 15px; color: #444; text-align: center;\"\u003eHigh-flow, drop-in \u003cstrong\u003eBMC panel air filter set\u003c\/strong\u003e engineered for the \u003cstrong\u003eMercedes-AMG GT \/ GTS \/ GTR (M178)\u003c\/strong\u003e. Improves intake airflow and throttle response while maintaining excellent filtration—no tuning required.\u003c\/p\u003e\n\u003c!-- Why BMC --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #ececec; border-radius: 12px; padding: 16px;\"\u003e\n\u003ch2 style=\"margin: 0 0 8px; font-size: 20px; font-weight: 800;\"\u003eWhy Choose BMC for Your M178\u003c\/h2\u003e\n\u003cul style=\"margin: 10px 0 12px 18px; font-size: 15px; color: #2a2a2a;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Airflow:\u003c\/strong\u003e Multi-layer cotton gauze reduces restriction for quicker response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM+ Fitment:\u003c\/strong\u003e Direct drop-in replacement for factory panel filters—no modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Alloy mesh with epoxy coating resists fuel fumes and oxidation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWashable \u0026amp; Reusable:\u003c\/strong\u003e Service with BMC cleaning kit for long service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Compatibility --\u003e\n\u003ch3 style=\"margin: 8px 0 6px; font-size: 18px; font-weight: 800; text-align: center;\"\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 8px; font-size: 14px; color: #444; text-align: center;\"\u003e\u003cstrong\u003eMercedes-AMG GT \/ GTS \/ GTR (2014+, chassis W190)\u003c\/strong\u003e\u003cbr\u003eEngine: \u003cstrong\u003eM178 4.0L Biturbo V8\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!-- What's included \/ install --\u003e\n\u003cdiv style=\"display: flex; gap: 16px; flex-wrap: wrap; margin-top: 6px;\"\u003e\n\u003cdiv style=\"flex: 1 1 260px; background: #f7faff; border: 1px solid #e6edff; border-radius: 10px; padding: 12px;\"\u003e\n\u003ch4 style=\"margin: 0 0 6px; font-size: 16px; font-weight: 800;\"\u003eIncludes\u003c\/h4\u003e\n\u003cul style=\"margin: 6px 0 0 18px; font-size: 14px;\"\u003e\n\u003cli\u003e2 × BMC panel air filters (left \u0026amp; right)\u003c\/li\u003e\n\u003cli\u003ePre-oiled and ready to install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; background: #fff8f6; border: 1px solid #ffe1db; border-radius: 10px; padding: 12px;\"\u003e\n\u003ch4 style=\"margin: 0 0 6px; font-size: 16px; font-weight: 800;\"\u003eInstall \u0026amp; Care\u003c\/h4\u003e\n\u003cul style=\"margin: 6px 0 0 18px; font-size: 14px;\"\u003e\n\u003cli\u003eDirect fit — typical install ~10–20 minutes\u003c\/li\u003e\n\u003cli\u003eRe-service with BMC cleaning kit as needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin: 12px 0 0; font-size: 13px; color: #666;\"\u003eNote: Confirm fitment by chassis (\u003cstrong\u003eW190\u003c\/strong\u003e) and engine code (\u003cstrong\u003eM178\u003c\/strong\u003e). Designed for street and track use where permitted.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Subtle SEO helper line --\u003e\n\u003cp style=\"margin: 12px 0 0; font-size: 13px; color: #666; text-align: center;\"\u003eAlso known as: \u003cem\u003eBMC GT air filters, AMG GT panel filters, M178 high-flow intake filters\u003c\/em\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":46193286906031,"sku":null,"price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/bmc-panel-air-filter-set-amg-gt-gts-gtr-m178-r190.jpg?v=1762244618"},{"product_id":"jb4-performance-tuner-for-mercedes-benz-amg-c63-e63-gt-glc-63-m178-up-to-100-whp","title":"JB4 Performance Tuner for Mercedes-Benz AMG C63, E63, GT \u0026 GLC 63 (M178)","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eJB4 Performance Tuner for Mercedes-Benz AMG\u003cbr\u003eC63, E63, GT, GLC (Including S Models)\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eUnlock the full potential of your AMG.\u003c\/strong\u003e The \u003cstrong\u003eJB4 Performance Tuner\u003c\/strong\u003e is the most powerful, feature-rich plug \u0026amp; play tuning solution available for Mercedes-Benz AMG vehicles equipped with the M178 engine. Designed to work seamlessly with your factory ECU, the JB4 delivers massive power gains, faster throttle response, and reduced turbo lag—while maintaining factory smoothness and reliability.\u003c\/p\u003e\n\u003ch2\u003e🔥 Power You Can Feel\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to +100 WHP \u0026amp; +100 WTQ\u003c\/strong\u003e on a stock vehicle\u003c\/li\u003e\n\u003cli\u003eImproved throttle response and reduced turbo lag\u003c\/li\u003e\n\u003cli\u003eFaster 0–60 and quarter-mile times\u003c\/li\u003e\n\u003cli\u003eRuns as smoothly as stock across all driving modes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e🔌 True Plug \u0026amp; Play Installation\u003c\/h2\u003e\n\u003cp\u003eThe JB4 installs in under an hour with no cutting, splicing, or permanent modifications. It connects directly to easy-to-access engine bay sensors and integrates with your factory ECU for precise, intelligent control.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManifold TMAP\u003c\/li\u003e\n\u003cli\u003eCharge pipe MAP\u003c\/li\u003e\n\u003cli\u003eFuel pressure sensors (both sides)\u003c\/li\u003e\n\u003cli\u003eOBDII CANbus connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e🧠 Advanced CANbus Integration\u003c\/h2\u003e\n\u003cp\u003eUnlike basic “chip tunes,” the JB4 features full CANbus integration, allowing it to monitor and react to real-time engine data for unmatched performance and safety.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFuel control for safe high-power operation\u003c\/li\u003e\n\u003cli\u003eAdvanced engine data monitoring\u003c\/li\u003e\n\u003cli\u003eImproved performance over non-integrated tuning solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e📱 Smartphone Control \u0026amp; Datalogging\u003c\/h2\u003e\n\u003cp\u003ePair your JB4 with a compatible Bluetooth adapter to unlock full wireless control via your iOS or Android device.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSwitch performance maps on the fly\u003c\/li\u003e\n\u003cli\u003eDatalog up to 40 engine parameters in real time\u003c\/li\u003e\n\u003cli\u003eRead \u0026amp; delete fault codes\u003c\/li\u003e\n\u003cli\u003eFirmware updates with new features and maps\u003c\/li\u003e\n\u003cli\u003e0–60 performance measurement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eJB4 Mobile app sold separately ($29) and requires a JB4 Bluetooth adapter.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003e🏁 Race-Ready Features (Exclusive to JB4)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUser-adjustable \u003cstrong\u003eboost by gear\u003c\/strong\u003e for improved traction\u003c\/li\u003e\n\u003cli\u003eSupport for pump gas, E85 blends, race fuel, and WMI\u003c\/li\u003e\n\u003cli\u003eValet mode with reduced power\u003c\/li\u003e\n\u003cli\u003eExhaust flap control on most applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e⚙️ Optional Boost Control Module (BCM)\u003c\/h2\u003e\n\u003cp\u003eFor vehicles running aggressive bolt-ons, WMI, upgraded turbos, or high-octane fuel, the optional \u003cstrong\u003eBoost Control Module (BCM)\u003c\/strong\u003e allows direct wastegate control for increased boost targeting.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequired for higher-than-stock wastegate duty cycles\u003c\/li\u003e\n\u003cli\u003ePlugs directly into JB4 harness and boost solenoid\u003c\/li\u003e\n\u003cli\u003eEstimated price: $199 (sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e✅ JB4 Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUp to 8 preloaded performance maps\u003c\/li\u003e\n\u003cli\u003eEthanol (E85) compatible tuning\u003c\/li\u003e\n\u003cli\u003eBoost-by-gear control (1st, 2nd, 3rd)\u003c\/li\u003e\n\u003cli\u003eFuel economy unchanged during normal driving\u003c\/li\u003e\n\u003cli\u003e91 octane or higher recommended\u003c\/li\u003e\n\u003cli\u003eNot VIN locked – transferable or resellable\u003c\/li\u003e\n\u003cli\u003eRemovable with no trace\u003c\/li\u003e\n\u003cli\u003eRugged billet aluminum enclosure\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e5-Year Warranty\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e🚗 Vehicle Fitment (M178 Engine)\u003c\/h2\u003e\n\u003ch3\u003eC-Class\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2015+ Mercedes-Benz C63 AMG\u003c\/li\u003e\n\u003cli\u003e2015+ Mercedes-Benz C63 S AMG\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eE-Class\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2017+ Mercedes-Benz E63 AMG\u003c\/li\u003e\n\u003cli\u003e2017+ Mercedes-Benz E63 S AMG\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAMG GT\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2015+ AMG GT\u003c\/li\u003e\n\u003cli\u003eAMG GT S\u003c\/li\u003e\n\u003cli\u003eAMG GT R\u003c\/li\u003e\n\u003cli\u003e2018+ AMG GT 63 \u0026amp; GT 63 S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGLC\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2015+ Mercedes-Benz GLC 63 AMG\u003c\/li\u003e\n\u003cli\u003e2015+ Mercedes-Benz GLC 63 S AMG\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e❓ What Is a JB4?\u003c\/h2\u003e\n\u003cp\u003eThe JB4 is a proven plug \u0026amp; play tuning system for turbocharged vehicles that installs between your engine sensors and ECU. By intelligently manipulating boost, fuel, and timing—while monitoring real-time CANbus data—the JB4 delivers massive performance gains with factory-like drivability.\u003c\/p\u003e\n\u003cp\u003eOften imitated but never duplicated, the JB4 has been the gold standard in plug \u0026amp; play turbo tuning for over a decade and is trusted by enthusiasts in over 67 countries worldwide.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":46514985599151,"sku":null,"price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/mercedes-benz-c-class-tuner-C63-jb4-_2_540x_cd2d5f70-8651-4b97-8bee-4de9cef22dd7.webp?v=1769376826"},{"product_id":"gfb-dv-diverter-valve-upgrade-for-mercedes-amg-gt-gts-gtc-gtr-m178-v8-copy","title":"GFB DV+ Diverter Valve Upgrade for Mercedes-AMG GT \/ GTS \/ GTC \/ GTR (M178 V8) (Copy)","description":"\u003cdiv style=\"max-width: 980px; margin: 0 auto;\" class=\"rte\"\u003e\n\u003c!-- HERO --\u003e\n\u003cdiv style=\"border-radius: 16px; padding: 22px; background: linear-gradient(135deg,#0b0b0b,#1f1f1f); color: #fff;\"\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-weight: bold; letter-spacing: .4px; color: #d4af37;\"\u003eM178 Bi-Turbo V8 • AMG GT Boost Control Upgrade\u003c\/p\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; line-height: 1.15; font-weight: 900;\"\u003eGFB DV+ Diverter Valve Upgrade for Mercedes-AMG GT (M178)\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0 0; color: #d1d5db; font-size: 15px;\"\u003eFaster boost recovery, sharper throttle response, and consistent boost pressure — without altering factory ECU logic.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TRUST STRIP --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 220px; background: #fff; border: 1px solid #eee; border-radius: 14px; padding: 14px;\"\u003e\n\u003cstrong\u003e✅ Factory ECU Compatible\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color: #6b7280;\"\u003eNo tuning required\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 220px; background: #fff; border: 1px solid #eee; border-radius: 14px; padding: 14px;\"\u003e\n\u003cstrong\u003e✅ Boost Retention\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color: #6b7280;\"\u003eReduces pressure bleed under load\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 220px; background: #fff; border: 1px solid #eee; border-radius: 14px; padding: 14px;\"\u003e\n\u003cstrong\u003e✅ Lifetime Warranty\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color: #6b7280;\"\u003eBacked by Go Fast Bits\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- INTRO --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #eee; border-radius: 16px; padding: 18px; margin-top: 14px;\"\u003e\n\u003cp style=\"margin: 0;\"\u003eThe \u003cstrong\u003eGo Fast Bits DV+\u003c\/strong\u003e is a precision-engineered diverter valve upgrade developed for the \u003cstrong\u003eMercedes-AMG GT platform powered by the M178 bi-turbo V8\u003c\/strong\u003e. It strengthens the factory electronic diverter valves by replacing the weak internal components while retaining full OEM electronic control.\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0 0;\"\u003eDesigned to work seamlessly with the AMG GT’s rear-mounted turbochargers, the DV+ delivers smoother boost control and faster recovery between throttle inputs — without introducing drivability issues or warning lights.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- BENEFITS GRID --\u003e\n\u003cdiv style=\"margin-top: 14px; background: #fff; border: 1px solid #eee; border-radius: 16px; padding: 18px;\"\u003e\n\u003ch2 style=\"margin: 0 0 10px 0; font-size: 20px; font-weight: 900;\"\u003ePerformance Benefits\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px;\"\u003e\n\u003cdiv style=\"border: 1px solid #f1f1f1; border-radius: 14px; padding: 14px; background: #fafafa;\"\u003e\n\u003cstrong\u003eSharper Throttle Response\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color: #6b7280;\"\u003eQuicker boost recovery during shifts\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #f1f1f1; border-radius: 14px; padding: 14px; background: #fafafa;\"\u003e\n\u003cstrong\u003eConsistent Boost Pressure\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color: #6b7280;\"\u003eImproves sealing under high load\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #f1f1f1; border-radius: 14px; padding: 14px; background: #fafafa;\"\u003e\n\u003cstrong\u003eOEM-Level Drivability\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color: #6b7280;\"\u003eNo compressor surge or harsh response\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #f1f1f1; border-radius: 14px; padding: 14px; background: #fafafa;\"\u003e\n\u003cstrong\u003eBuilt for Track Use\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color: #6b7280;\"\u003eBillet internals outperform factory plastic\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- CONSTRUCTION --\u003e\n\u003cdiv style=\"margin-top: 14px; background: #fff; border: 1px solid #eee; border-radius: 16px; padding: 18px;\"\u003e\n\u003ch2 style=\"margin: 0 0 10px 0; font-size: 20px; font-weight: 900;\"\u003eConstruction \u0026amp; Design\u003c\/h2\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; line-height: 1.75;\"\u003e\n\u003cli\u003eCNC-machined billet aluminum internals\u003c\/li\u003e\n\u003cli\u003eHigh-temperature, high-boost sealing components\u003c\/li\u003e\n\u003cli\u003eRetains factory electronic solenoid operation\u003c\/li\u003e\n\u003cli\u003eEngineered and manufactured by Go Fast Bits (Australia)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- FITMENT --\u003e\n\u003cdiv style=\"margin-top: 14px; background: #fff; border: 1px solid #eee; border-radius: 16px; padding: 18px;\"\u003e\n\u003ch2 style=\"margin: 0 0 10px 0; font-size: 20px; font-weight: 900;\"\u003eVehicle Compatibility (M178 AMG GT)\u003c\/h2\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; line-height: 1.75;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e2015+\u003c\/strong\u003e Mercedes-AMG \u003cstrong\u003eGT\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2015+\u003c\/strong\u003e Mercedes-AMG \u003cstrong\u003eGT S\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2017+\u003c\/strong\u003e Mercedes-AMG \u003cstrong\u003eGT C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2016+\u003c\/strong\u003e Mercedes-AMG \u003cstrong\u003eGT R\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin-top: 10px; font-size: 13px; color: #6b7280;\"\u003eFits M178 bi-turbo V8 engines only. Not compatible with other AMG or Mercedes turbo platforms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INSTALL --\u003e\n\u003cdiv style=\"margin-top: 14px; background: #fff; border: 1px solid #eee; border-radius: 16px; padding: 18px;\"\u003e\n\u003ch2 style=\"margin: 0 0 10px 0; font-size: 20px; font-weight: 900;\"\u003eInstallation\u003c\/h2\u003e\n\u003cul style=\"margin: 0; padding-left: 18px;\"\u003e\n\u003cli\u003eDirect bolt-on upgrade\u003c\/li\u003e\n\u003cli\u003eNo ECU tuning required\u003c\/li\u003e\n\u003cli\u003eUses factory diverter valve housings\u003c\/li\u003e\n\u003cli\u003eProfessional installation recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- CTA --\u003e\n\u003cdiv style=\"margin-top: 18px; text-align: center;\"\u003e\u003ca style=\"display: inline-block; background: #111; color: #fff; padding: 14px 26px; border-radius: 12px; text-decoration: none; font-weight: 900;\" href=\"\/collections\/amg-gt-m178-performance-upgrades\"\u003e 🔧 Shop AMG GT Downpipes, Intakes \u0026amp; Performance Upgrades \u003c\/a\u003e\u003c\/div\u003e\n\u003cp style=\"margin-top: 18px; font-size: 13px; color: #6b7280; text-align: center;\"\u003eDesigned for high-performance driving. Fully compatible with factory and tuned AMG GT vehicles.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":46538098606255,"sku":null,"price":280.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/0c1dac303cfb98f461e1fa16e9c01b79l.webp?v=1770253019"},{"product_id":"wagner-tuning-performance-intercooler-kit-for-mercedes-amg-gt-gts-gtc-gtr-m178-v8","title":"Wagner Tuning Performance Intercooler Kit for Mercedes-AMG GT \/ GTS \/ GTC \/ GTR M178 V8","description":"\u003cdiv class=\"rte\" style=\"max-width: 980px; margin: 0 auto;\"\u003e\n  \u003c!-- HERO --\u003e\n  \u003cdiv style=\"border-radius:16px; padding:22px; background:linear-gradient(135deg,#0b0b0b,#1f1f1f); color:#fff;\"\u003e\n    \u003cp style=\"margin:0 0 8px 0; font-weight:700; letter-spacing:.4px; color:#d4af37;\"\u003e\n      AMG GT Cooling Upgrade • M178 4.0L Bi-Turbo V8\n    \u003c\/p\u003e\n    \u003ch2 style=\"margin:0; font-size:28px; line-height:1.15; font-weight:900;\"\u003e\n      Wagner Tuning Performance Intercooler Kit — AMG GT \/ GT S \/ GT C \/ GT R (C190)\n    \u003c\/h2\u003e\n    \u003cp style=\"margin:10px 0 0 0; color:#d1d5db; font-size:15px;\"\u003e\n      Crush heat soak and keep your power consistent pull after pull. This drop-in, water-to-air intercooler upgrade delivers\n      dramatically better charge-air cooling with minimal pressure drop — perfect for spirited street driving and track days.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- TRUST STRIP --\u003e\n  \u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin-top:14px;\"\u003e\n    \u003cdiv style=\"flex:1; min-width:220px; background:#fff; border:1px solid #eee; border-radius:14px; padding:14px;\"\u003e\n      \u003cstrong\u003e✅ +86% Core Volume\u003c\/strong\u003e\u003cbr\u003e\n      \u003cspan style=\"color:#6b7280;\"\u003e4.02L vs 2.16L OEM (external volume)\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1; min-width:220px; background:#fff; border:1px solid #eee; border-radius:14px; padding:14px;\"\u003e\n      \u003cstrong\u003e✅ Less Pressure Drop\u003c\/strong\u003e\u003cbr\u003e\n      \u003cspan style=\"color:#6b7280;\"\u003eOptimized end tanks + core design\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1; min-width:220px; background:#fff; border:1px solid #eee; border-radius:14px; padding:14px;\"\u003e\n      \u003cstrong\u003e✅ 100% Plug \u0026amp; Play\u003c\/strong\u003e\u003cbr\u003e\n      \u003cspan style=\"color:#6b7280;\"\u003eDirect-fit kit with hardware + hoses\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- INTRO --\u003e\n  \u003cdiv style=\"background:#fff; border:1px solid #eee; border-radius:16px; padding:18px; margin-top:14px;\"\u003e\n    \u003cp style=\"margin:0;\"\u003e\n      The \u003cstrong\u003eMercedes-AMG GT M178\u003c\/strong\u003e uses an \u003cstrong\u003eindirect (water-to-air) charge-air cooling\u003c\/strong\u003e circuit. Under repeated hard pulls,\n      intake temps rise quickly, the ECU pulls power, and the car feels softer the longer you drive.\n      The \u003cstrong\u003eWagner Tuning Performance Intercooler Kit\u003c\/strong\u003e replaces the factory intercoolers with a larger, more efficient core designed for\n      the demands of the \u003cstrong\u003eAMG GT \/ GT S \/ GT C \/ GT R\u003c\/strong\u003e.\n    \u003c\/p\u003e\n    \u003cp style=\"margin:10px 0 0 0;\"\u003e\n      Result: \u003cstrong\u003elower IATs\u003c\/strong\u003e, \u003cstrong\u003ereduced heat soak\u003c\/strong\u003e, and \u003cstrong\u003emore repeatable power\u003c\/strong\u003e — especially on tuned cars or track setups.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- BENEFITS GRID --\u003e\n  \u003cdiv style=\"margin-top:14px; background:#fff; border:1px solid #eee; border-radius:16px; padding:18px;\"\u003e\n    \u003ch3 style=\"margin:0 0 10px 0; font-size:20px; font-weight:900;\"\u003eWhat You’ll Notice\u003c\/h3\u003e\n    \u003cdiv style=\"display:grid; grid-template-columns:repeat(auto-fit, minmax(220px, 1fr)); gap:12px;\"\u003e\n      \u003cdiv style=\"border:1px solid #f1f1f1; border-radius:14px; padding:14px; background:#fafafa;\"\u003e\n        \u003cstrong\u003eLower Intake Temps\u003c\/strong\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#6b7280;\"\u003eBetter cooling efficiency under boost\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"border:1px solid #f1f1f1; border-radius:14px; padding:14px; background:#fafafa;\"\u003e\n        \u003cstrong\u003eConsistent Power\u003c\/strong\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#6b7280;\"\u003eLess heat soak on back-to-back pulls\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"border:1px solid #f1f1f1; border-radius:14px; padding:14px; background:#fafafa;\"\u003e\n        \u003cstrong\u003eMinimal Back Pressure\u003c\/strong\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#6b7280;\"\u003eCFD-optimized end tanks for airflow\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"border:1px solid #f1f1f1; border-radius:14px; padding:14px; background:#fafafa;\"\u003e\n        \u003cstrong\u003eTrack-Ready Durability\u003c\/strong\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#6b7280;\"\u003eAll-aluminum construction + anti-corrosion coating\u003c\/span\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- SPECS --\u003e\n  \u003cdiv style=\"margin-top:14px; background:#fff; border:1px solid #eee; border-radius:16px; padding:18px;\"\u003e\n    \u003ch3 style=\"margin:0 0 10px 0; font-size:20px; font-weight:900;\"\u003eKey Technical Specs\u003c\/h3\u003e\n    \u003cul style=\"margin:0; padding-left:18px; line-height:1.75;\"\u003e\n      \u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e M178 DE 40 AL (4.0L V8 Bi-Turbo)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eCore size (Wagner):\u003c\/strong\u003e 209mm x 175mm x 110mm (per intercooler)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eCore volume (Wagner):\u003c\/strong\u003e 4.02L (+86% vs OEM 2.16L)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e High-performance core + aluminum cast end tanks\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Heat-conductive anti-corrosion coating\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e 100% Plug \u0026amp; Play\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- WHAT'S INCLUDED --\u003e\n  \u003cdiv style=\"margin-top:14px; background:#fff; border:1px solid #eee; border-radius:16px; padding:18px;\"\u003e\n    \u003ch3 style=\"margin:0 0 10px 0; font-size:20px; font-weight:900;\"\u003eWhat’s Included\u003c\/h3\u003e\n    \u003cul style=\"margin:0; padding-left:18px; line-height:1.75;\"\u003e\n      \u003cli\u003e\n\u003cstrong\u003e(2)\u003c\/strong\u003e Wagner Tuning high-performance intercoolers\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e(4)\u003c\/strong\u003e Silicone air hoses\u003c\/li\u003e\n      \u003cli\u003eComplete mounting hardware \/ assembly material\u003c\/li\u003e\n      \u003cli\u003eInstallation instructions\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- FITMENT --\u003e\n  \u003cdiv style=\"margin-top:14px; background:#fff; border:1px solid #eee; border-radius:16px; padding:18px;\"\u003e\n    \u003ch3 style=\"margin:0 0 10px 0; font-size:20px; font-weight:900;\"\u003eFitment (AMG GT Platform)\u003c\/h3\u003e\n    \u003cul style=\"margin:0; padding-left:18px; line-height:1.75;\"\u003e\n      \u003cli\u003e\n\u003cstrong\u003e2015–2020\u003c\/strong\u003e Mercedes-AMG \u003cstrong\u003eGT\u003c\/strong\u003e (C190)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e2015–2020\u003c\/strong\u003e Mercedes-AMG \u003cstrong\u003eGT S\u003c\/strong\u003e (C190)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e2017+\u003c\/strong\u003e Mercedes-AMG \u003cstrong\u003eGT C\u003c\/strong\u003e (C190)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e2017+\u003c\/strong\u003e Mercedes-AMG \u003cstrong\u003eGT R\u003c\/strong\u003e (C190)\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp style=\"margin:10px 0 0 0; font-size:13px; color:#6b7280;\"\u003e\n      Tip: Unsure on fitment? Message us with your VIN and we’ll confirm.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- INSTALL --\u003e\n  \u003cdiv style=\"margin-top:14px; background:#fff; border:1px solid #eee; border-radius:16px; padding:18px;\"\u003e\n    \u003ch3 style=\"margin:0 0 10px 0; font-size:20px; font-weight:900;\"\u003eInstallation Notes\u003c\/h3\u003e\n    \u003cul style=\"margin:0; padding-left:18px; line-height:1.75;\"\u003e\n      \u003cli\u003eTrue drop-in replacement for factory intercoolers\u003c\/li\u003e\n      \u003cli\u003eNo cutting or fabrication required\u003c\/li\u003e\n      \u003cli\u003eProfessional installation recommended for best results\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- CTA BUTTONS --\u003e\n  \u003cdiv style=\"margin-top:16px; display:flex; flex-wrap:wrap; gap:10px; justify-content:center;\"\u003e\n    \u003ca href=\"\/products\/amg-gt-m178-performance-downpipes\" style=\"display:inline-block; background:#111; color:#fff; padding:12px 20px; border-radius:12px; text-decoration:none; font-weight:900;\"\u003e\n      🔥 Shop AMG GT Downpipes\n    \u003c\/a\u003e\n    \u003ca href=\"\/collections\/amg-gt-intake-systems\" style=\"display:inline-block; background:#1f7a4d; color:#fff; padding:12px 20px; border-radius:12px; text-decoration:none; font-weight:900;\"\u003e\n      🌪️ Shop AMG GT Intake Systems\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- SHIPPING \/ WARRANTY --\u003e\n  \u003cdiv style=\"margin-top:14px; background:#fff; border:1px solid #eee; border-radius:16px; padding:18px;\"\u003e\n    \u003ch3 style=\"margin:0 0 10px 0; font-size:18px; font-weight:900;\"\u003eShipping, Returns \u0026amp; Warranty\u003c\/h3\u003e\n    \u003cul style=\"margin:0; padding-left:18px; line-height:1.75;\"\u003e\n      \u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Most orders ship in \u003cstrong\u003e1–3 business days\u003c\/strong\u003e when in stock.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e \u003cstrong\u003e14-day returns\u003c\/strong\u003e for new, unused, uninstalled items in original packaging.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Backed by \u003cstrong\u003eWagner Tuning manufacturer warranty\u003c\/strong\u003e (up to \u003cstrong\u003e4 years\u003c\/strong\u003e).\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003cp style=\"margin-top:18px; font-size:13px; color:#6b7280; text-align:center;\"\u003e\n    Built for enthusiasts who demand repeatable performance from the AMG GT M178 platform — street or track.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":46538146349231,"sku":null,"price":3440.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/wagner-tuning-amg-gt-m178-performance-intercooler-kit.webp?v=1770116881"}],"url":"https:\/\/benzunitedparts.com\/collections\/amg-m178-4-0l-v8-gt-gts-gtr-gtc.oembed","provider":"BenzUnited Parts","version":"1.0","type":"link"}