{"product_id":"milltek-large-bore-downpipe-race-cat-for-vw-golf-mk8-r-audi-s3-8y-for-volkswagen-golf-r-ssxvw675","title":"Milltek Large Bore Downpipe Race Cat for VW Golf MK8 R \/ Audi S3 8Y for Volkswagen Golf R","description":"\u003cp\u003eThe Milltek Large Bore Downpipe with integrated Hi-Flow Sports Cat is engineered for the VW Golf MK8 R and Audi S3 8Y (EA888 Gen 4). This system optimizes exhaust flow from the turbocharger to the cat-back, delivering dyno-proven gains in horsepower and torque while maintaining emissions compliance.\u003c\/p\u003e\n\u003cp\u003eConstructed from T304L stainless steel with mandrel-bent 3\" (76.2 mm) piping and a 200 CPSI high-flow catalytic converter, this downpipe uses OEM mounting points and requires no vehicle modification. The design integrates seamlessly with both OEM and Milltek cat-back exhaust systems. Stage 2 ECU software tuning is required to unlock full performance potential.\u003c\/p\u003e\n\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect factory fitment: VW Golf MK8 R (EA888 Gen 4)\u003c\/li\u003e\n\u003cli\u003eDirect factory fitment: Audi S3 8Y (EA888 Gen 4)\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM cat-back or Milltek cat-back systems\u003c\/li\u003e\n\u003cli\u003eNo modification required — uses OEM hangers and mounting points\u003c\/li\u003e\n\u003cli\u003eRequires Stage 2 ECU tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Direct factory fitment eliminates guesswork and installation delays. \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":60151580557598,"sku":"MILSSXVW675","price":1342.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXVW675_1.jpg?v=1791264164","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-large-bore-downpipe-race-cat-for-vw-golf-mk8-r-audi-s3-8y-for-volkswagen-golf-r-ssxvw675","provider":"Signature Autohaus","version":"1.0","type":"link"}