{"product_id":"milltek-opf-back-exhaust-bmw-g2021-m340i-amp-g22-m440i-oe-tips-ssxbm1157","title":"OPF Back Exhaust | BMW G20\/21 M340i \u0026 G22 M440i | Milltek","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eDirect factory replacement OPF back exhaust system for BMW G20\/21 M340i and G22 M440i models. Uses OEM tailpipe trims, requiring no modification to your vehicle. Hand-finished T304L stainless steel construction with mandrel-bent piping engineered for optimal flow and tone character across the rev range.\u003c\/p\u003e\n\u003cp\u003e Available in multiple configurations to suit your performance and sound preferences. Each system is dyno-tested and designed as a complete direct replacement for the original equipment, maintaining factory fitment points and OE hanger compatibility. \u003c\/p\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eT304L hand-finished stainless steel construction\u003c\/li\u003e\n\u003cli\u003eMandrel-bent tubing for optimized flow\u003c\/li\u003e\n\u003cli\u003eOPF-compatible, no secondary catalyst removal required\u003c\/li\u003e\n\u003cli\u003eUses original BMW tailpipe trims\u003c\/li\u003e\n\u003cli\u003eDirect OEM+ fitment - no modification needed\u003c\/li\u003e\n\u003cli\u003eMultiple valve and resonance configurations available\u003c\/li\u003e\n\u003cli\u003eEC type-approved for European market\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEngineered to deliver measurable performance gains while preserving the engineered tone character your M340i or M440i demands. Select your preferred configuration above to view system specifications and sound profile options.\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\u003ch2\u003eFitment\u003c\/h2\u003e","brand":"Milltek","offers":[{"title":"OE","offer_id":68005559861550,"sku":"SSXBM1157","price":1814.45,"currency_code":"USD","in_stock":true},{"title":"Cerakote Black","offer_id":68013204111662,"sku":"SSXBM1159","price":2456.56,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/1719\/1726\/files\/SSXBM1157_1.jpg?v=1794452092","url":"https:\/\/shopicwp.com\/products\/milltek-opf-back-exhaust-bmw-g2021-m340i-amp-g22-m440i-oe-tips-ssxbm1157","provider":"Inner Circle Wheels and Performance","version":"1.0","type":"link"}