{"product_id":"milltek-large-bore-downpipe-hjs-hi-flow-cat-no-cel-for-vw-golf-mk8-r-audi-s3-8y-ssxvw672","title":"Milltek Large Bore Downpipe HJS Hi-Flow Cat NO CEL for VW Golf MK8 R \/ Audi S3 8Y","description":"\u003cp\u003eThe Milltek Cat Back Large Bore Downpipe and Hi-Flow Sports Cat is a direct-fitment turbo-back component engineered for the VW Golf MK8 R and Audi S3 8Y (EA888 platform). This system pairs seamlessly with OEM or Milltek Cat-Back exhausts, delivering measurable gains in exhaust scavenging and engine efficiency.\u003c\/p\u003e\n\u003cp\u003eConstructed from T304L stainless steel with mandrel-bent 3\" (76.2 mm) bore tubing, the downpipe features a high-flow sports catalytic converter (200 CPSI) that balances emissions compliance with flow optimization. Hand-finished construction ensures OEM+ fitment quality without modification. The secondary catalyst design maintains backpressure management across the rev range while supporting dyno-proven performance gains.\u003c\/p\u003e\n\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVW Golf MK8 R (EA888 Gen 4)\u003c\/li\u003e\n\u003cli\u003eAudi S3 8Y (EA888 Gen 4)\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM factory cat-back systems\u003c\/li\u003e\n\u003cli\u003eDirect compatibility with Milltek Cat-Back Exhausts\u003c\/li\u003e\n\u003cli\u003eNo modification required for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFits Milltek Cat-Back.\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\u003e2022-2025 Audi S3 Premium\u003c\/li\u003e\n\u003cli\u003e2022-2025 Audi S3 Premium Plus\u003c\/li\u003e\n\u003cli\u003e2022-2025 Audi S3 Prestige\u003c\/li\u003e\n\u003cli\u003e2022-2026 Volkswagen Golf R Base\u003c\/li\u003e\n\u003cli\u003e2023 Volkswagen Golf R 20th Anniversary Edition\u003c\/li\u003e\n\u003cli\u003e2025 Volkswagen Golf R Black Edition\u003c\/li\u003e\n\u003cli\u003e2026 Audi S3 Base\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60151577215262,"sku":"MILSSXVW672","price":1837.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXVW672_1.jpg?v=1791264142","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-large-bore-downpipe-hjs-hi-flow-cat-no-cel-for-vw-golf-mk8-r-audi-s3-8y-ssxvw672","provider":"Signature Autohaus","version":"1.0","type":"link"}