{"product_id":"w205-c63-c63-s-turbo-upgrade-m177-stage-2","title":"Stage 2 Billet Turbo Upgrade for Mercedes-AMG C63 \u0026 C63 S (M177)","description":"\u003cdiv style=\"max-width: 900px; margin: auto; font-family: Arial, sans-serif; line-height: 1.7; color: #222;\"\u003e\n\u003ch1\u003e1000 Stage 2 Billet Turbo Upgrade for Mercedes-AMG M177 \/ M178\u003c\/h1\u003e\n\u003cp\u003eUnleash unmatched power from your AMG with the \u003cstrong\u003e1000 Stage 2 Billet Turbo Upgrade\u003c\/strong\u003e for the \u003cstrong\u003eM177 \/ M178\u003c\/strong\u003e platform. This is the \u003cstrong\u003elargest factory-housing turbo upgrade currently available\u003c\/strong\u003e for the M177 AMG — engineered for serious power while retaining true bolt-on fitment.\u003c\/p\u003e\n\u003cp\u003eDesigned for high-boost street cars, track builds, and future-proof setups, the Stage 2 turbo dramatically increases airflow using custom billet internals while maintaining OEM-style installation.\u003c\/p\u003e\n\u003chr style=\"margin: 22px 0;\"\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMercedes-AMG C63 (M177)\u003c\/li\u003e\n\u003cli\u003eMercedes-AMG C63 S (M177)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"margin: 22px 0;\"\u003e\n\u003ch2\u003eWhat Makes the 1000 Stage 2 Turbo Different\u003c\/h2\u003e\n\u003cp\u003eThis upgrade is built around the largest possible turbo configuration that still fits within the factory housing footprint. The result is massive airflow capability without the complexity or fitment issues of full custom turbo systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLargest factory housing turbo\u003c\/strong\u003e available for M177 \/ M178\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet compressor wheel\u003c\/strong\u003e – 55mm inducer \/ 73mm exducer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow turbine wheel\u003c\/strong\u003e – 55mm\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFully bolt-on installation\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDesigned for extreme power levels\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAirflow is increased substantially on both the compressor and turbine sides, allowing the turbo to support aggressive boost targets without becoming a restriction.\u003c\/p\u003e\n\u003chr style=\"margin: 22px 0;\"\u003e\n\u003ch2\u003eProven Performance\u003c\/h2\u003e\n\u003cp\u003eThis isn’t theoretical — real results back it up.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e910 RWHP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e880 RWTQ\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese numbers were achieved on a \u003cstrong\u003eC63 S\u003c\/strong\u003e with proper supporting mods and calibration, demonstrating the true potential of the Stage 2 turbo upgrade.\u003c\/p\u003e\n\u003chr style=\"margin: 22px 0;\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eStage 2 Turbo Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompressor Wheel: 55mm inducer \/ 73mm exducer\u003c\/li\u003e\n\u003cli\u003eTurbine Wheel: 55mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFactory Turbo (For Reference):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompressor Wheel: 41.7mm inducer \/ 56mm exducer\u003c\/li\u003e\n\u003cli\u003eTurbine Wheel: 44.5mm \/ 50mm\u003c\/li\u003e\n\u003cli\u003eA\/R: 0.57\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe size difference highlights just how much additional airflow capacity this upgrade provides over stock.\u003c\/p\u003e\n\u003chr style=\"margin: 22px 0;\"\u003e\n\u003ch2\u003eSupporting Mods for Optimal Performance\u003c\/h2\u003e\n\n\u003cp\u003e\nWhile the turbo upgrade will physically install on a stock vehicle, the following\nmods are strongly recommended to safely support higher boost levels, control heat,\nand achieve the power this turbo is designed for.\n\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDownpipes (reduce backpressure, improve turbo efficiency)\u003c\/li\u003e\n  \u003cli\u003eUpgraded front and auxiliary heat exchangers (control heat soak)\u003c\/li\u003e\n  \u003cli\u003eMethanol injection or upgraded fueling (goal-dependent)\u003c\/li\u003e\n  \u003cli\u003eHigh-flow intake \/ filter setup\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eCustom ECU calibration (required)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is not a “bolt-on and send it” turbo — it is designed for owners who understand the importance of a complete, balanced setup.\u003c\/p\u003e\n\u003chr style=\"margin: 22px 0;\"\u003e\n\u003ch2\u003eCore Return \u0026amp; Wastegate Instructions\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eCore return required\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRemove your factory wastegate actuators before shipping your cores\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eIf turbos are received with wastegates installed, \u003cstrong\u003edo not use them\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReuse your original factory wastegates for known calibration and reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFollowing these steps ensures proper operation and avoids boost control issues after installation.\u003c\/p\u003e\n\u003chr style=\"margin: 22px 0;\"\u003e\n\u003ch2\u003eWho This Turbo Is For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOwners targeting \u003cstrong\u003e850–1000+ HP\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrack-focused or high-boost street builds\u003c\/li\u003e\n\u003cli\u003eFuture-proof setups planning for more power later\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you’re building an M177 AMG with no compromises and want the most airflow possible while keeping factory-housing fitment, this is the turbo.\u003c\/p\u003e\n\u003chr style=\"margin: 22px 0;\"\u003e\n\u003ch2\u003eFinal Thoughts\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e1000 Stage 2 Billet Turbo Upgrade\u003c\/strong\u003e represents the upper limit of factory-housing performance for the M177 \/ M178 platform. When paired with the right supporting mods and tuning, it transforms your AMG into an entirely different animal.\u003c\/p\u003e\n\u003cp style=\"color: #555; font-size: 14px;\"\u003e\u003cstrong\u003eNeed help confirming fitment or supporting mods?\u003c\/strong\u003e\u003cbr\u003eContact us before ordering and we’ll help you build the setup correctly the first time.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":46566938083503,"sku":null,"price":4995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/w205-c63-c63s-m177-stage-2-billet-turbo-upgrade.jpg?v=1771152309","url":"https:\/\/benzunitedparts.com\/products\/w205-c63-c63-s-turbo-upgrade-m177-stage-2","provider":"BenzUnited Parts","version":"1.0","type":"link"}