{"product_id":"milltek-80mm-axle-back-exhaust-for-bmw-g8x-m3-m4-carbon-fibre-tips-ssxbm1173","title":"Milltek 80mm Axle-Back Exhaust for BMW G8X M3 M4, Carbon Fibre Tips","description":"\u003cp\u003eMilltek 80mm Axle-Back Exhaust System for BMW G8X M3 and M4 (S58 engine). Direct axle-back fitment replacing the OE rear section; OE hanger compatibility, cutting of stock system required.\u003c\/p\u003e\n\u003cp\u003eHand-finished T304L stainless steel construction with CNC-formed JET-115 carbon fiber trim tips. 3.15\" \u0026amp; 80mm mandrel-bent primary piping engineered for optimal exhaust scavenging. OEM+ sound character tuned to the S58's naturally aggressive note without excessive drone on part-throttle driving.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits: BMW G8X M3 (2021+) and M4 (2021+)\u003c\/li\u003e\n\u003cli\u003eMaterial: T304L stainless steel, hand-finished\u003c\/li\u003e\n\u003cli\u003ePipe Diameter: 3.15\" and 80mm mandrel-bent\u003c\/li\u003e\n\u003cli\u003eTips: JET-115 gloss carbon fiber trim\u003c\/li\u003e\n\u003cli\u003eInstallation: Requires cutting of OE exhaust; OEM hangers reused\u003c\/li\u003e\n\u003cli\u003eDyno-proven improvement in mid-to-high RPM exhaust velocity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFits OE system.\u003c\/p\u003e\n\u003cp\u003eDesigned and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.\u003c\/p\u003e\n\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\n\u003cul class=\"fitment-list\"\u003e\n\u003cli\u003e2021-2026 BMW M3 Competition\u003c\/li\u003e\n\u003cli\u003e2021-2026 BMW M4 Competition\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150727278878,"sku":"MILSSXBM1173","price":4633.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXBM1173_1.jpg?v=1791255092","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-80mm-axle-back-exhaust-for-bmw-g8x-m3-m4-carbon-fibre-tips-ssxbm1173","provider":"Signature Autohaus","version":"1.0","type":"link"}