{"product_id":"milltek-80mm-opf-gpf-back-system-for-bmw-x3-g01-x4-g02-s58-cerakote-black-tips-ssxbm1211","title":"Milltek 80mm OPF\/GPF Back System for BMW X3 G01 \/ X4 G02 S58, Cerakote Black Tips","description":"\u003cp\u003eMilltek OPF\/GPF back exhaust system for BMW X3 G01 and X4 G02 with S58 engine. Direct factory fitment cat-back system engineered to replace the OEM GPF\/OPF section, delivering enhanced sound character and thermal efficiency without modification required.\u003c\/p\u003e\u003cp\u003eHand-finished T304L stainless steel construction with GT-115 Cerakote Black polished trims. Mandrel-bent tubing maintains factory resonance tuning for refined tone under full throttle while eliminating stock resonance points. Uses OEM hangers and mounting points for seamless integration.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBMW X3 G01 (2018-present) with S58 engine\u003c\/li\u003e\n\u003cli\u003eBMW X4 G02 (2018-present) with S58 engine\u003c\/li\u003e\n\u003cli\u003eDirect OEM+ replacement for GPF\/OPF section\u003c\/li\u003e\n\u003cli\u003eNo catback modification required\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e Engineered to Exhilarate. \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\u003e2022-2026 BMW X3 M\u003c\/li\u003e\n\u003cli\u003e2022-2026 BMW X3 M Competition\u003c\/li\u003e\n\u003cli\u003e2022-2026 BMW X4 M\u003c\/li\u003e\n\u003cli\u003e2022-2026 BMW X4 M Competition\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150730129694,"sku":"MILSSXBM1211","price":5231.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXBM1211_1.jpg?v=1791255160","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-80mm-opf-gpf-back-system-for-bmw-x3-g01-x4-g02-s58-cerakote-black-tips-ssxbm1211","provider":"Signature Autohaus","version":"1.0","type":"link"}