{"product_id":"stone-exhaust-mercedes-benz-amg-w-c-s205-c63s-eddy-catalytic-downpipe","title":"Stone Exhaust Mercedes-Benz AMG M177 W\/C\/S205 C63S AMG (7G\/9G) Eddy Catalytic Downpipe","description":"\u003ch3 style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eThis Downpipe is often purchased with the \u003ca title=\"Stone Exhaust Mercedes-Benz AMG W\/C\/S205 C63S Cat-Back Valvetronic Exhaust System - ML Performance US\" href=\"\/products\/stone-exhaust-mercedes-benz-amg-w-c-s205-c63s-cat-back-valvetronic-exhaust-system\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline; color: #2b00ff;\"\u003e\u003cb\u003eStone Exhaust Mercedes-Benz AMG W\/C\/S205 C63S Cat-Back Valvetronic Exhaust System\u003c\/b\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003e\u003cspan\u003eStone Exhaust Eddy Catalytic Downpipe\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003e\u003cspan\u003e(C63S AMG  with M177 Engine)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMeet the latest patented technology that adheres to the world's increasingly stringent environmental regulations, at the same time enhances performance to another level. In comparison to commercially available linear frustums, the \"eddy catalytic technology\" adopts an arc-packaging method. The turbine emissions process produces a vortex effect which purifies the exhaust gases while maintaining an equal amount of back pressure. When compared to a variety of conventional straight downpipes, the patented eddy catalytic technology can effectively increase horsepower and torque.\u003c\/p\u003e\n\u003cp\u003eIn the lower rpm you will be immerse with vast amount of torque until you reach higher rpm where the vortex effect really comes to life and opens up the Catalytic, resulting in a performance similar to a 100 CELL Catalytic. However in the lower rpm, the catalytic will produce efficient and clean emission similar to a 400CEL Catalytic and produce no Check Engine Lights, completely error free.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cstrong\u003ePower Gain\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr class=\"content-list\"\u003e\n\u003ctd\u003e\n\u003cstrong\u003e\u003cspan class=\"title\"\u003ePOWER\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan class=\"symbol\"\u003e+\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"num1\"\u003e6.81\u003c\/span\u003e\u003cspan\u003ePs\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eat \u003c\/span\u003e\u003cspan class=\"num2\"\u003e5706\u003c\/span\u003e\u003cspan\u003erpm\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"title\"\u003eTORQUE\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePatented O2 sensor technology design provides real-time data performance by accurately sensing every rotating displacement. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo more delayed power delivery nor error code problem.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUsing one of the rare noble metal to help efficiently filter out exhaust gas.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eComputer simulation to obtain the best diameter\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eA special 3D design to achieve 100% OEM fitment with the original pipe, the same installation process applies, no modification requires.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSUS304 Premium Grade Stainless steel.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDual Cross-Welding Technology providing substantial increase durability. at Turbo Flange.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUK MOT friendly and Euro 6 Compliant\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e  \u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cstrong\u003eFitted Photos\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cimg alt=\"Stone Exhaust Mercedes-Benz M177 W\/S\/C205 C63S Eddy Catalytic Downpipe\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/Stone_Exhaust_Mercedes-Benz_AMG_M177_W_C_S205_C63S_AMG_7G_9G_Eddy_Catalytic_Downpipe_3_1024x1024.jpg?v=1648486438\"\u003e\u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cimg alt=\"Stone Exhaust Mercedes-Benz M177 W\/S\/C205 C63S Eddy Catalytic Downpipe\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/Stone_Exhaust_Mercedes-Benz_AMG_M177_W_C_S205_C63S_AMG_7G_9G_Eddy_Catalytic_Downpipe_5_1024x1024.jpg?v=1648486449\"\u003e\u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cimg alt=\"Stone Exhaust Mercedes-Benz M177 W\/S\/C205 C63S Eddy Catalytic Downpipe\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/Stone_Exhaust_Mercedes-Benz_AMG_M177_W_C_S205_C63S_AMG_7G_9G_Eddy_Catalytic_Downpipe_6_1024x1024.jpg?v=1648486457\"\u003e\u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cimg alt=\"Stone Exhaust Mercedes-Benz M177 W\/S\/C205 C63S Eddy Catalytic Downpipe\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/Stone_Exhaust_Mercedes-Benz_AMG_M177_W_C_S205_C63S_AMG_7G_9G_Eddy_Catalytic_Downpipe_1_1024x1024.jpg?v=1648486467\"\u003e\u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cimg data-mce-fragment=\"1\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/Stone_Exhaust_Mercedes-Benz_AMG_M177_W_C_S205_C63S_AMG_7G_9G_Eddy_Catalytic_Downpipe_2_1024x1024.jpg?v=1648486473\" alt=\"Stone Exhaust Mercedes-Benz M177 W\/S\/C205 C63S Eddy Catalytic Downpipe\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/Stone_Exhaust_Mercedes-Benz_AMG_M177_W_C_S205_C63S_AMG_7G_9G_Eddy_Catalytic_Downpipe_2_1024x1024.jpg?v=1648486473\"\u003e\u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e \u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cspan\u003e\u003cstrong\u003eR\u0026amp;D and 3D Scanning\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cspan\u003eStone Exhaust engineers use reverse engineering by 3D scanning OEM parts to understand their functionality and identify weaknesses. Data has been collected continuously in order to analyse factors such as pipe diameter, route and degrees of the bending angles of the M177 downpipe.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cspan\u003eDuring R\u0026amp;D, Stone Exhaust utilises the 3D simulation software to stimulate the exhaust gas flow movement, thermal and pressure rise zone. Progressive improvements were continually made until the optimal performance was achieved.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"unreset\"\u003e\u003cimg alt=\"Stone Exhaust System 3D Scanning Reverse Engineering\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/1_9336c8b0-c9ea-4822-891c-83490f630707.jpg?v=1572705528\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e7 Axis CNC Bending Machine\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eStone Exhaust System are constructed utilising a 7 axis CNC Bending Machine which is the ultimate machine for high levels of precision delivery, necessary for industries such as the aerospace and defence industries.\u003c\/span\u003e\u003c\/p\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cp\u003eWith the state-of-the-art bending machine, Stone Exhaust has achieved the world leading industry’s standard to an impressive 98% roundness, whilst maintaining the wear of the outer bore at only 25% at 180\u003cstrong\u003e°\u003c\/strong\u003e. Airflow obstruction and welding fracture problems are prevented by utilising this technology. With the combination of the CNC Bending machine, Reverse Engineering and 3D Design Scanning, Stone exhaust has created an integrally moulded exhaust pipe with an accuracy error of less 0.025mm.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Stone Exhaust System Bending\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/bending.jpg?v=1572739395\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCrisscross and Overlapping Welding Technique\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe flange between the turbo and the downpipes reaches extreme temperatures (800? to 1100?) which creates stress on the connection point. By utilising both welding techniques to increases the width and penetration of welds. This increases the endurance and tolerance of these connection points, leading to quality products with reliable performance.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\u003cimg alt=\"Stone Exhaust Art of Welding - Stone Exhaust USA\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/Stone_Exhaust_Art_of_Welding_-_1_1024x1024.jpg?v=1572828150\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDirect Spot Welding\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur highly skilled engineers perform direct spot welding to increase product strength. This is undertaken by industry leading mechanical welding arms, proven to achieve greater precision and penetration in their welds compared to manual welding, resulting in an end product that is a work of art.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"float: none;\" alt=\"Stone Exhaust Art of Welding - Stone Exhaust USA\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0284\/6300\/5795\/files\/Stone_Exhaust_Art_of_Welding_-_2_2048x2048.jpg?v=1572828178\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003cbr\u003e\u003cstrong\u003eArt of Welding\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg height=\"2048x2048\" width=\"2048x2048\" style=\"float: none;\" alt=\"Art of Welding - ML Performance US\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1272\/9301\/files\/welding_2048x2048.jpg?v=1579900236\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCompatibility - M177 Engine\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv class=\"style-scope ytd-video-primary-info-renderer\"\u003e\n\u003cdiv class=\"style-scope ytd-video-primary-info-renderer\"\u003e\n\u003cp\u003eMercedes-Benz \u003c\/p\u003e\n\u003cp\u003eC-Class\u003c\/p\u003e\n\u003cp\u003e(7G\/9G\/9G with GPF)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eW205\u003cspan\u003e C63S AMG (2014+)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eS205 C63S AMG (2014+)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eC205\u003cspan\u003e C63S AMG (2014+)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility Check\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTo ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your license plate or the last 7 digits of your VIN. Simply enter your car details prior to checkout. \u003c\/p\u003e\n\u003cp\u003e  \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eStone Exhaust 2 Year Warranty\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufactured by\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStone Exhaust \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eM217E (7G)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eM217NE (9G without GPF)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eM217NEG (9G with GPF)\u003c\/span\u003e\u003c\/p\u003e","brand":"Stone Exhaust","offers":[{"title":"7G","offer_id":48679173882081,"sku":"M217E","price":3517.75,"currency_code":"USD","in_stock":true},{"title":"9G without GPF","offer_id":48679173914849,"sku":"M217NE","price":3517.75,"currency_code":"USD","in_stock":true},{"title":"9G with GPF","offer_id":48679173947617,"sku":"M217NEG","price":3517.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/7608\/4961\/files\/Stone_Exhaust_Mercedes-Benz_AMG_WCS205_C63S_Eddy_Catalytic_Downpipe-1_29ee1227-8e24-4add-9f16-5ae95e0875f7.png?v=1784822212","url":"https:\/\/mlperformanceusa.com\/products\/stone-exhaust-mercedes-benz-amg-w-c-s205-c63s-eddy-catalytic-downpipe","provider":"ML Performance USA","version":"1.0","type":"link"}