{"product_id":"mercedes-benz-w205-c63-c63s-catless-downpipes","title":"Mercedes-Benz W205 C63 Catless Downpipes | YPG Motorsport","description":"\u003ch2\u003eMercedes-Benz W205 C63 Catless Downpipes — M177 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\u003cp\u003eYPG Motorsport catless downpipes for the Mercedes-AMG C63 and C63 S (W205) replace the restrictive factory catalytic converters with full 3.5-inch mandrel-bent stainless steel pipes. Reduced backpressure means faster turbo spool, sharper throttle response, and a significantly more aggressive V8 exhaust note — the deep growl and crackle that the M177 was always capable of producing.\u003c\/p\u003e\n\n\u003cp\u003eDownpipes are the most effective single bolt-on for the C63 platform. Combined with a Stage 2 ECU calibration, expect \u003cstrong\u003e650–700 HP and 700–750 lb-ft of torque\u003c\/strong\u003e. This is the exact platform and modification path that YPG Motorsport used to set the world record for the first sub-10-second W205 C63 quarter mile at Kuwait Motor Town — the GCC's only FIA Grade 2 circuit.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2015–2021 Mercedes-AMG C63 (W205 Sedan)\u003c\/li\u003e\n\u003cli\u003e2015–2021 Mercedes-AMG C63 S (W205 Sedan)\u003c\/li\u003e\n\u003cli\u003e2015–2021 Mercedes-AMG C63 \/ C63 S (C205 Coupe)\u003c\/li\u003e\n\u003cli\u003e2015–2021 Mercedes-AMG C63 \/ C63 S (A205 Cabriolet)\u003c\/li\u003e\n\u003cli\u003e2015–2021 Mercedes-AMG C63 \/ C63 S (S205 Estate)\u003c\/li\u003e\n\u003cli\u003ePre-facelift and Facelift models\u003c\/li\u003e\n\u003cli\u003eM177 4.0L Twin-Turbo V8 — all variants (469 HP \/ 503 HP S model)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 3.5 inches — full mandrel bent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Low-carbon 304 stainless steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e TIG welded, hand finished\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlanges:\u003c\/strong\u003e CNC-machined 304 stainless — laser-cut OEM mounting points\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Direct OEM replacement — bolt-on, no fabrication required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Germany\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Lifetime\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1× pair stainless steel catless downpipes\u003c\/li\u003e\n\u003cli\u003eAll necessary bolts, gaskets, and clamps\u003c\/li\u003e\n\u003cli\u003eOEM-style mount points for factory exhaust retention\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eProfessional installation recommended. Requires vehicle lift access. Installation time is approximately 2–3 hours. A Stage 2 ECU calibration is required to eliminate the CEL caused by rear O2 sensor deletion and to unlock the full power gains. YPG Motorsport offers remote ECU flashing worldwide — OBD2 tool shipped to your door, guided session, 30–45 minutes, fully reversible to stock.\u003c\/p\u003e\n\n\u003ch3\u003eWhy YPG Motorsport\u003c\/h3\u003e\n\u003cp\u003eYPG Motorsport has been building and tuning AMG engines since 2011. Our W205 C63 world record build — the first M177-powered C63 to break into the 9-second quarter mile — used these exact downpipes as part of the exhaust platform. Every part we sell is a part we've proven at the track. Ships worldwide with free delivery. GCC stock available for same-week dispatch to Kuwait, Saudi Arabia, UAE, Qatar, Bahrain, and Oman.\u003c\/p\u003e","brand":"YPG Motorsport","offers":[{"title":"Default Title","offer_id":53543163658587,"sku":null,"price":1499.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0805\/8611\/3371\/files\/27-6-18-5225.png?v=1784376101","url":"https:\/\/reinhardtautohaus.com\/products\/mercedes-benz-w205-c63-c63s-catless-downpipes","provider":"Reinhardt Autohaus","version":"1.0","type":"link"}