{"product_id":"promod-works-mercedes-cls63-amg-w218-sports-cat-downpipe-system-200-cell-high-flow-cats-polished-stainless-steel","title":"Promod Works Mercedes CLS63 AMG W218 Sports Cat Downpipe System – 200 Cell High-Flow Cats | Polished Stainless Steel","description":"\u003ch2\u003ePromod Works – Mercedes CLS63 AMG Sports Cat Downpipe System with 200 Cell High-Flow Catalytic Converters\u003c\/h2\u003e\n\u003cp\u003eThese complete downpipes with sports cats are purpose-built for the Mercedes CLS63 AMG (W218) with the M157 5.5L twin-turbo V8 engine. Crafted from \u003cstrong\u003eT304 polished stainless steel\u003c\/strong\u003e and finished to a mirror shine, this system delivers measurable performance gains, a more aggressive exhaust note, and a premium under-bonnet appearance that matches the prestige of your AMG.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e200 Cell High-Flow Sports Catalytic Converters\u003c\/strong\u003e – Dramatically improved exhaust gas flow over OEM cats, without going full decat. Retains some emissions compliance while unlocking power potential.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT304 Polished Stainless Steel Construction\u003c\/strong\u003e – Hand-polished to a showroom mirror finish. Built to last and resist corrosion in all UK conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePromod Works Branded Sport Cats\u003c\/strong\u003e – Laser-etched stainless badge on each catalytic converter canister. A performance part that looks as good as it performs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM Fitment\u003c\/strong\u003e – Designed to bolt directly onto the factory turbo outlets and mate to the OEM or aftermarket mid-pipe\/cat-back system. No fabrication required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV-Band Clamp Connections\u003c\/strong\u003e – Quick and easy removal for dyno runs, track days, or cat-delete swaps. No cutting required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Twin Downpipe Set\u003c\/strong\u003e – Includes both left and right downpipes with integrated 200 cell sport cats. Full system as pictured.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with OEM \u0026amp; Aftermarket Cat-Back Systems\u003c\/strong\u003e – Pairs directly with factory Mercedes exhaust or aftermarket systems including Capristo, Milltek, Quicksilver, and more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased Turbo Response\u003c\/strong\u003e – Reduced exhaust back-pressure means faster spool, more mid-range torque, and stronger top-end pull.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Gains\u003c\/strong\u003e – When combined with an ECU remap, expect measurable gains in both power and torque across the rev range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eGeneration\u003c\/th\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eBody Style\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercedes-Benz\u003c\/td\u003e\n\u003ctd\u003eCLS63 AMG\u003c\/td\u003e\n\u003ctd\u003eW218 \/ C218\u003c\/td\u003e\n\u003ctd\u003e2011–2018\u003c\/td\u003e\n\u003ctd\u003eM157 5.5L Biturbo V8\u003c\/td\u003e\n\u003ctd\u003eCoupe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercedes-Benz\u003c\/td\u003e\n\u003ctd\u003eCLS63 AMG S\u003c\/td\u003e\n\u003ctd\u003eW218 \/ C218\u003c\/td\u003e\n\u003ctd\u003e2012–2018\u003c\/td\u003e\n\u003ctd\u003eM157 5.5L Biturbo V8\u003c\/td\u003e\n\u003ctd\u003eCoupe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercedes-Benz\u003c\/td\u003e\n\u003ctd\u003eCLS63 AMG Shooting Brake\u003c\/td\u003e\n\u003ctd\u003eW218 \/ X218\u003c\/td\u003e\n\u003ctd\u003e2012–2018\u003c\/td\u003e\n\u003ctd\u003eM157 5.5L Biturbo V8\u003c\/td\u003e\n\u003ctd\u003eEstate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercedes-Benz\u003c\/td\u003e\n\u003ctd\u003eE63 AMG\u003c\/td\u003e\n\u003ctd\u003eW212 \/ S212\u003c\/td\u003e\n\u003ctd\u003e2011–2016\u003c\/td\u003e\n\u003ctd\u003eM157 5.5L Biturbo V8\u003c\/td\u003e\n\u003ctd\u003eSaloon \/ Estate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercedes-Benz\u003c\/td\u003e\n\u003ctd\u003eE63 AMG S\u003c\/td\u003e\n\u003ctd\u003eW212 \/ S212\u003c\/td\u003e\n\u003ctd\u003e2012–2016\u003c\/td\u003e\n\u003ctd\u003eM157 5.5L Biturbo V8\u003c\/td\u003e\n\u003ctd\u003eSaloon \/ Estate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eNote: Fits all vehicles equipped with the M157 5.5L BiTurbo V8 engine (twin-turbocharged). Not compatible with older M113K supercharged engines (CLS55 AMG).\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2x Polished Stainless Steel Downpipes (left \u0026amp; right)\u003c\/li\u003e\n\u003cli\u003e2x Promod Works 200 Cell Sport Catalytic Converters (integrated)\u003c\/li\u003e\n\u003cli\u003eAll necessary mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended. Requires a ramp and standard exhaust tools.\u003c\/li\u003e\n\u003cli\u003eAn O2 sensor extension or ECU tune may be required to prevent a Check Engine Light (CEL) after fitting sport cats.\u003c\/li\u003e\n\u003cli\u003eFor maximum performance, we recommend pairing with an ECU remap following installation.\u003c\/li\u003e\n\u003cli\u003eFits directly to the OEM turbo outlet flanges. No additional adaptors required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Notice\u003c\/h2\u003e\n\u003cp\u003eThis product is designed for \u003cstrong\u003emotorsport, track day, and off-road use\u003c\/strong\u003e. Fitting sports cats in place of OEM catalytic converters may affect emissions compliance and road legality depending on your region. Please check local regulations before fitting. Promod Works accepts no responsibility for use that does not comply with applicable road traffic legislation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eAbout Promod Works\u003c\/h2\u003e\n\u003cp\u003ePromod Works is a UK-based manufacturer specialising in high-performance exhaust systems, custom fabrication, and precision-engineered components for performance and modified vehicles. Every product is built to exacting standards using premium materials, with a commitment to quality that shows in every weld, every bend, and every mirror-polished finish.\u003c\/p\u003e","brand":"Promod Works","offers":[{"title":"Default Title","offer_id":58150778634585,"sku":"PW-DP-CLS63-200CAT","price":1295.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/5749\/2057\/files\/hf_20260527_222044_15a24fe2-e0e2-45aa-bfe2-d722d8e70458.png?v=1779920675","url":"https:\/\/promodparts.com\/products\/promod-works-mercedes-cls63-amg-w218-sports-cat-downpipe-system-200-cell-high-flow-cats-polished-stainless-steel","provider":"Promod Shop","version":"1.0","type":"link"}