{"product_id":"milltek-large-bore-downpipe-for-honda-civic-type-r-fk8-2-0-i-vtec-both-opf-gpf-non-opf-gpf-models-ssxho291","title":"Milltek Large-Bore Downpipe for Honda Civic Type R FK8 2.0 i, VTEC (Both OPF\/GPF \u0026 Non OPF\/GPF Models)","description":"\u003cp\u003eMilltek Large-Bore Downpipe with integrated HJS High-Flow Sports Cat delivers increased flow and performance without full catalyst bypass. The larger bore diameter (compared to OEM) reduces backpressure and allows exhaust gases to exit the engine more efficiently, resulting in measurable power gains and improved throttle response.\u003c\/p\u003e\u003cp\u003eCast construction with mandrel-bent piping and CNC-formed mounting points ensures direct factory fitment using OEM hangers—no modification required. The HJS high-flow catalyst maintains emissions compliance while minimizing restriction. T304L stainless steel construction resists corrosion; hand-finished welds meet Milltek's precision standards.\u003c\/p\u003e\u003cp\u003eChoose this system when you want performance and flow without going full catless. Dyno-proven gains; engineered for both street and track applications. 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\u003e2017-2026 Honda Civic Type R\u003c\/li\u003e\n\u003cli\u003e2023-2026 Acura Integra Type S\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60151105454366,"sku":"MILSSXHO291","price":3881.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXHO291_1.jpg?v=1791258390","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-large-bore-downpipe-for-honda-civic-type-r-fk8-2-0-i-vtec-both-opf-gpf-non-opf-gpf-models-ssxho291","provider":"Signature Autohaus","version":"1.0","type":"link"}