{"product_id":"arm-motorsports®-15-21-mercedes-amg-gt-c190-m178-304ss-3-5-catless-down-pipes","title":"ARM Motorsports® (15-21) Mercedes AMG GT C190 M178 304SS 3.5\" Catless Down Pipes","description":"\u003ch2\u003eCOMPATIBLE: (4.0L - M178 TT)\u003c\/h2\u003e\n\u003ch2\u003e2015 - 2021 MERCEDES-BENZ AMG GT \u003c\/h2\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e2015 - 2020 MERCEDES-BENZ AMG GT S\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e2017 - 2021 MERCEDES-BENZ AMG GT C\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e2017 - 2021 MERCEDES-BENZ AMG GT R\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e2019 - 2020 MERCEDES-BENZ AMG GT R PRO\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e2017 - 2021 MERCEDES-BENZ AMG GT ROADSTER\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e2017 - 2021 MERCEDES-BENZ AMG GT C ROADSTER\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003ch2\u003eHIGHLIGHTS\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003ch2\u003e\n\u003cspan\u003e• Increased Power and Torque\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Faster Turbo Spool \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Aggressive Exhaust Note\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003e• Increased Throttle Response\u003cbr\u003e• Lower Under-Hood Temperatures\u003cbr\u003e• 100% Bolt-On Installation\u003cbr\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003ch2\u003ePROFILE\u003c\/h2\u003e\n\u003ch2\u003eThe factory AMG GT downpipes are highly restrictive, designed primarily for economy and noise reduction rather than performance. As power levels increase, these\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003erestrictions lead to excessive backpressure, higher exhaust gas temperatures, and reduced turbo efficiency\u003c\/strong\u003e.\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch2\u003eThe ARM AMG GT C190 3.5\" Downpipes are\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eengineered to remove these limitations and unlock the true performance potential of the M178 twin-turbo V8\u003c\/strong\u003e. By dramatically improving exhaust flow directly after the turbochargers, these downpipes deliver faster spool, sharper throttle response, and substantial horsepower and torque gains when paired with tuning.\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/ARM_VS_OEM_d0297c47-afb8-4b9f-8f22-af8913b0f5b6_1024x1024.png?v=1766526929\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesigned as one of the best power-per-dollar upgrades for the AMG GT, GTS, GTC, and GTR, the ARM C190 AMG GT Downpipes support aggressive street driving, track use, and high-performance builds while maintaining precise OEM-level fitment.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2\u003eCONSTRUCTION\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch2\u003e The ARM AMG GT Downpipes are constructed of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSS304 stainless steel\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto ensure strength and weld integrity for the life of your C190 AMG GT, backed by our ARM Lifetime Warranty.  The ARM AMG GT Downpipes start at the turbochargers with a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3.5\" V-Band flange\u003c\/strong\u003e.  This style flange allows the ARM AMG GT Downpipes to connect to the OEM turbos, or any upgraded turbos that are compatible with the OEM AMG GT downpipes.  \u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"AMG GT Downpipes\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/c190downpipes-10_1024x1024.jpg?v=1766428118\"\u003e\u003cbr\u003e\u003cbr\u003eThe ARM AMG GT Downpipes\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eincorporate two 200 cell race catalysts to reduce emissions and fumes on your M178 equipped AMG GT, while giving it a free flowing and aggressive exhaust note\u003c\/strong\u003e. The ARM AMG GT Downpipes transition to a 3\" diameter to allow clearance through the tunnels down to the lower 3.5\" sections of the ARM AMG GT Downpipes. \u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"AMG GT Downpipes\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/c190downpipes-07_1024x1024.jpg?v=1766428118\"\u003e\u003cbr\u003e\u003cbr\u003eThe upper sections of the ARM AMG GT Downpipes\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eincorporate a cross-brace design which links both downpipes together\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eincreasing rigidity and reducing movement under load for improved stability and long-term durability. Both downpipes feature integrated pre- and post-catalyst O2 sensor bungs, ensuring compatibility with factory oxygen sensors and maintaining proper exhaust gas monitoring.\u003c\/h2\u003e\n\u003ch2\u003e\u003cimg alt=\"AMG GT Downpipes\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/c190downpipes-09_1024x1024.jpg?v=1766428118\"\u003e\u003c\/h2\u003e\n\u003ch2\u003eThe ARM AMG GT Downpipes utilize a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCNC machined\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eball-and-socket exhaust connection allowing angular movement and secure sealing\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebetween the upper and lower sections of the downpipes. \u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eThe lower 3.5\" sections improve the tone of the M178 exhaust note further\u003c\/strong\u003e, giving your C190 AMG GT the sound it deserves. \u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"AMG GT Downpipes\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/c190downpipes-03_1024x1024.jpg?v=1766428118\"\u003e\u003cbr\u003e\u003cbr\u003eThe ARM AMG GT Downpipes utilize\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eOEM-style midpipe connections\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein order to connect with the factory catback section, or any aftermarket exhaust that mates up to the OEM downpipes. \u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eOne adapter has a ball-and-socket connection and the other is a standard slip-fit connection, just like OEM\u003c\/strong\u003e.\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"AMG GT Downpipes\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0082\/6687\/4995\/files\/c190downpipes-04_1024x1024.jpg?v=1766428118\"\u003e\u003cbr\u003e  \u003c\/h2\u003e\n\u003ch2\u003eIN THE BOX\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003e• 2x ARM AMG GT 3.5\" Catted Downpipe Upper Sections\u003cbr\u003e• 2x ARM AMG GT 3.5\" Downpipe Lower Sections\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003e• 1x ARM Ball-and-Socket Adapter\u003cbr\u003e• 1x ARM Slip-Fit Adapter\u003cbr\u003e• 2x Ball-and-Socket Clamps\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003e• 2x 3.5\" Slip Fit Clamps\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003e• 4x Bolts and Nuts\u003c\/span\u003e\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch1\u003e\u003cstrong\u003eWARRANTY:\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/10secondracing.com\/pages\/arm-motorsports%C2%AE-product-warranty\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0030\/5315\/8515\/files\/ARMLOGO.png?v=1742155358\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"ARM Motorsports®","offers":[{"title":"Default Title","offer_id":42306321580126,"sku":"C190DP","price":607.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0030\/5315\/8515\/files\/Screenshot2025-12-27at11.32.28AM_5f7269ee-fc18-4cb7-803c-bff604bdfd53.png?v=1766865159","url":"https:\/\/10secondracing.com\/en-gb\/products\/arm-motorsports%c2%ae-15-21-mercedes-amg-gt-c190-m178-304ss-3-5-catless-down-pipes","provider":"10 Second Racing","version":"1.0","type":"link"}