{"product_id":"m274-catless-downpipe-mercedes-c300-e300-glc300","title":"M274 Catless Downpipe for Mercedes C300 \/ E300 \/ GLC300 (W205 \/ W213 \/ X253) 2015–2021","description":"\u003cdiv style=\"max-width: 1000px; margin: 0 auto; padding: 22px; font-family: ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif; color: #111; line-height: 1.6;\"\u003e\n\u003c!-- Fitment Badge --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; padding: 14px 16px; border: 1px solid #eaeaea; border-radius: 14px; background: #fafafa; margin-bottom: 16px;\"\u003e\n\u003cdiv style=\"font-weight: 800;\"\u003eM274 Catless Downpipe\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444;\"\u003e\n\u003cstrong\u003eC300 \/ E300 \/ GLC300\u003c\/strong\u003e • M274 2.0L Turbo • 2015–2021\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Title --\u003e\n\u003ch2 style=\"margin: 0 0 8px 0; font-size: 22px; letter-spacing: -0.3px;\"\u003e\u003cspan style=\"display: block; font-size: 15px; color: #555; font-weight: 500; margin-top: 4px;\"\u003eOne of the easiest and most effective ways to make real power on the common M274 platform.\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 14px 0; color: #333;\"\u003eThe factory catalytic converter on the M274 2.0L turbo is a major restriction right after the turbo. This high-flow catless downpipe removes that bottleneck for noticeably quicker spool, sharper throttle response, stronger mid-range torque, and a more aggressive turbo sound — all while remaining daily-drivable.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; color: #444; background: #f8f8f8; padding: 12px 16px; border-radius: 10px;\"\u003e\u003cstrong\u003ePerfect for the C300 owner who wants big gains without complexity.\u003c\/strong\u003e Most customers see excellent results when paired with a JB4, ECU reflash, diverter valve, and high-flow filter.\u003c\/p\u003e\n\u003c!-- Video --\u003e\n\u003cdiv style=\"background: #333; padding: 15px; border-radius: 10px; margin-bottom: 25px;\"\u003e\n\u003ch3 style=\"color: #ffcc00; text-align: center;\"\u003e🎧 Real Sound \u0026amp; Spool\u003c\/h3\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; margin-top: 15px; border-radius: 10px;\"\u003e\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" title=\"Mercedes M274 Downpipe Sound\" src=\"https:\/\/www.youtube.com\/embed\/j7nIKh4l6pk\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Benefits --\u003e\n\u003ch3 style=\"margin: 18px 0 8px 0; font-size: 16px;\"\u003eWhy C300 Owners Love This Downpipe\u003c\/h3\u003e\n\u003cul style=\"margin: 0 0 14px 18px; padding: 0; color: #333;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuicker turbo spool \u0026amp; sharper throttle\u003c\/strong\u003e — huge improvement in response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStronger mid-range torque\u003c\/strong\u003e — makes the C300 feel much quicker in everyday driving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAggressive turbo sound\u003c\/strong\u003e — noticeable whoosh, spool, and pops \u0026amp; bangs with tuning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne of the easiest power mods\u003c\/strong\u003e on the M274 platform\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Cross-Sell CTA --\u003e\n\u003cdiv style=\"background: #1e1e1e; color: #e8e8e8; border-left: 4px solid #ffcc00; border-radius: 10px; padding: 16px; margin: 18px 0;\"\u003e\n\u003cdiv style=\"font-weight: 900; font-size: 16px; margin-bottom: 8px;\"\u003eBuild Real Power on Your C300\u003c\/div\u003e\n\u003cp style=\"margin-bottom: 12px;\"\u003ePair this downpipe with our JB4 tuner, ECU reflash, diverter valve, and high-flow filter for the easiest and most effective power upgrade on the M274 engine.\u003c\/p\u003e\n\u003ca style=\"display: inline-block; background: #ffcc00; color: #000; padding: 12px 24px; border-radius: 8px; font-weight: bold; text-decoration: none;\" href=\"\/products\/jb4-plug-and-play-performance-tuner-mercedes-benz-c300-c43-amg-e43-glc-gle\"\u003eShop JB4 Tuner + Supporting Mods →\u003c\/a\u003e\n\u003cp style=\"margin: 14px 0 0 0; font-size: 14px;\"\u003eWant the complete package? The \u003ca style=\"color: #ffcc00; font-weight: bold;\" href=\"\/products\/w205-c300-stage-2-bundle-catless-downpipes-custom-ecu-tune\"\u003eC300 Stage 2 Bundle\u003c\/a\u003e pairs this downpipe with the ECU tune and supporting mods in one order.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Compatibility --\u003e\n\u003cdiv style=\"background: #fff; padding: 20px; border-radius: 10px; margin-top: 25px; border: 1px solid #ddd;\"\u003e\n\u003ch2 style=\"text-align: center; color: #1a1a1a;\"\u003e⚙️ Compatibility\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #eee;\"\u003e\n\u003cth style=\"padding: 10px; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 10px; text-align: left;\"\u003eChassis\u003c\/th\u003e\n\u003cth style=\"padding: 10px; text-align: left;\"\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px;\"\u003eC300\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003eW205 \/ C205 \/ A205\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e2015–2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px;\"\u003eE300\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003eW213\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e2017–2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px;\"\u003eGLC300\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003eX253\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e2016–2019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: center; font-size: 13px; color: #666; margin-top: 12px;\"\u003eFWD \u0026amp; 4Matic models supported. Professional installation recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Important Notice --\u003e\n\u003cdiv style=\"background: #ffeded; border: 1px solid #f5c2c7; border-radius: 14px; padding: 16px; margin: 18px 0;\"\u003e\n\u003ch3 style=\"margin: 0 0 6px; color: #cc0000; font-size: 18px;\"\u003eImportant Use Notice\u003c\/h3\u003e\n\u003cp style=\"margin: 0; color: #7a1c1c;\"\u003eThis product is intended for off-road or competition use only. It may trigger a check engine light without proper tuning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 13px; color: #666; text-align: center; margin-top: 20px;\"\u003eShips from USA • Secure checkout • Fitment guaranteed\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":45772834439343,"sku":null,"price":395.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/mercedes-c300-m274-downpipe-exhaust-sound-tuning.jpg?v=1770484996","url":"https:\/\/benzunitedparts.com\/products\/m274-catless-downpipe-mercedes-c300-e300-glc300","provider":"BenzUnited Parts","version":"1.0","type":"link"}