{"product_id":"mercedes-benz-w204-c63-catted-downpipe-with-heatshield","title":"Mercedes Benz W204 C63 Catted Downpipe With Heatshield","description":"\u003cp\u003eFree up the M156 without giving up emissions control. This Catted Downpipe kit replaces both restrictive factory units on the Mercedes-AMG W204 C63 with high-flow sports catalytic converters, wrapped in full woven heat shielding.\u003c\/p\u003e\n\u003cp\u003eThe 6.2 litre V8 is naturally aspirated, so it responds directly to anything that lets it breathe out more freely. These keep a working catalyst on each bank while releasing most of the flow a catless kit offers, which is what makes them the sensible choice on a car that still has to do the daily drive - and they keep the note cleaner and far less raspy.\u003c\/p\u003e\n\u003cp\u003eManufactured from T304 stainless steel with mandrel bends and precision TIG welding throughout, wrapped in woven heat shielding, with the factory sensor bungs retained.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eHigh-Flow Sports Catalytic Converters\u003c\/h3\u003e\n\u003cp\u003eFar less restrictive than the factory units, retaining emissions control on both banks while releasing most of the flow a catless kit offers.\u003c\/p\u003e\u003ch3\u003eSupplied as a Matched Pair\u003c\/h3\u003e\n\u003cp\u003eThe M156 runs a separate exhaust path for each bank, so it takes two pipes. This kit replaces both - changing only one leaves half the restriction in place.\u003c\/p\u003e\u003ch3\u003eFull Woven Heat Shielding\u003c\/h3\u003e\n\u003cp\u003eWrapped over the length of both pipes, reducing radiant heat into the transmission tunnel and the components packed around them.\u003c\/p\u003e\n\u003ch3\u003eT304 Stainless Steel Construction\u003c\/h3\u003e\n\u003cp\u003eHigh-grade, corrosion-resistant material built to withstand the exhaust gas temperatures a hard-driven M156 produces.\u003c\/p\u003e\n\u003ch3\u003eFactory Sensor Bungs Retained\u003c\/h3\u003e\n\u003cp\u003eThe pre and post catalyst oxygen sensors plug straight back into their original positions.\u003c\/p\u003e\n\u003ch3\u003eCleaner Tone Than Catless\u003c\/h3\u003e\n\u003cp\u003eThe catalysts take the hard rasp out of the note, which is the difference between a car you still enjoy on a long drive and one you do not.\u003c\/p\u003e\n\u003ch3\u003eDirect Bolt-On Fitment\u003c\/h3\u003e\n\u003cp\u003eMounts to the factory manifold flanges and mid section using the original mounting points, with no cutting or fabrication.\u003c\/p\u003e\n\u003ch2\u003ePerformance Benefits\u003c\/h2\u003e\n\u003cp\u003e Strong gains in power and torque through the mid range and top end\u003cbr\u003e A deeper, harder V8 note without the rasp of a catless kit\u003cbr\u003e Sharper throttle response\u003cbr\u003e Far less likely to trigger a check engine light than a catless kit\u003cbr\u003e Lower transmission tunnel temperatures thanks to the shielding\u003c\/p\u003e\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eMercedes-AMG C63 (W204, 2008-2014)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e6.2L Naturally Aspirated M156 V8 Engine\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSupplied as a matched left and right pair. The M156 is a naturally aspirated V8 with a bank of cylinders each side, so the system runs two pipes from the headers back.\u003c\/p\u003e\u003ch2\u003ePlease Note\u003c\/h2\u003e\n\u003cp\u003eA high-flow sports catalytic converter is not a factory replacement part. Emissions hardware is regulated and the requirements vary between states, so please check your local regulations before purchasing or installing.\u003c\/p\u003e\n\u003cp\u003eAn ECU tune is recommended to realise the full benefit of the kit, and professional installation is recommended.\u003c\/p\u003e\u003ch2\u003eWhy Choose Proven Performance Parts\u003c\/h2\u003e\n\u003cp\u003eWe specialise in high-performance parts for European vehicles - including Volkswagen GTI \u0026amp; R models, Audi S\/RS platforms, and Mercedes-AMG applications. Every product we offer is carefully selected for its quality, fitment, and real-world performance - tested by enthusiasts, for enthusiasts.\u003c\/p\u003e","brand":"Proven Performance Parts","offers":[{"title":"Mercedes-AMG W204 C63 (2008-2014)","offer_id":52928141951258,"sku":null,"price":1510.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0951\/1177\/4490\/files\/att7_11ee6bf5-1947-464c-b9b0-651e4d618cd3.png?v=1790068693","url":"https:\/\/provenperformanceparts.com.au\/products\/mercedes-benz-w204-c63-catted-downpipe-with-heatshield","provider":"Proven Performance Parts","version":"1.0","type":"link"}