{"product_id":"milltek-80mm-opfgpf-back-system-bmw-m5-f90-carbon-tips-ssxbm1178","title":"Milltek 80mm OPF\/GPF Back System | BMW M5 F90 - Carbon Tips","description":"\u003cp\u003eMilltek 80mm OPF\/GPF Back System engineered for BMW M5 F90 (S63B44T). This performance exhaust replaces the rear axle-back section, flowing through the factory GPF (Gasoline Particulate Filter) location with 80mm mandrel-bent T304L stainless steel piping and available carbon JET-100 trims. Direct factory fitment using OEM hangers; cutting of OE system required.\u003c\/p\u003e\n\u003cp\u003eConstructed from T304L stainless steel (hand-finished, not polished). System tested for EC Approval and TUV compliance. Sound character engineered to eliminate resonance peaks while preserving daily drivability. Dyno-proven gains in top-end flow and mid-range responsiveness without sacrificing low-rpm refinement.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBMW M5 F90 (2018-2024) with S63B44T twin-turbo engine\u003c\/li\u003e\n\u003cli\u003eCompatible with OE GPF systems\u003c\/li\u003e\n\u003cli\u003eOE valve integration maintained\u003c\/li\u003e\n\u003cli\u003eUses factory suspension and mounting points\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":51360567001311,"sku":"SSXBM1178","price":4047.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8496\/9183\/files\/SSXBM1178_1.jpg?v=1789002951","url":"https:\/\/egtuning.com\/products\/milltek-80mm-opfgpf-back-system-bmw-m5-f90-carbon-tips-ssxbm1178","provider":"Egor's Garage Tuning ","version":"1.0","type":"link"}