{"product_id":"milltek-sport-non-resonated-louder-cat-back-exhaust-audi-s4-b9-sport-diff-without-brace-bars","title":"Milltek Sport Non-Resonated (Louder) Cat Back Exhaust – Audi S4 B9 Sport Diff without Brace Bars (2016 on)","description":"\u003ch6\u003eDescription\u003c\/h6\u003e\n\u003cp\u003eThe Milltek Sport cat back exhaust for the Audi S4 B9 Sport Diff without Brace Bars (2016 on) replaces everything behind the catalytic converter: the centre section and rear silencer. The factory catalyst stays in place. It is built from 2.5\" (63.5mm) T304 stainless steel pipework by Milltek Sport in Derbyshire, and comes with the clamps, gaskets and hangers it needs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNon-Resonated (Louder).\u003c\/strong\u003e Non-Resonated leaves out the centre resonator, so the system is noticeably louder and more aggressive, especially under load.\u003c\/p\u003e\n\u003ch3\u003eFrom Milltek Sport\u003c\/h3\u003e\u003cp\u003eOur range of Cat-Back systems are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and\/or add a more suitably aggressive tone. All our products are made from 304L “Aircraft” Grade stainless steel. This quality material will ensure that your Cat-Back system will last through any harsh conditions.\u003c\/p\u003e\n\u003ch3\u003eChoosing your options\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished is bright stainless steel. Cerakote Black is a heat-resistant ceramic coating in satin black. Brushed Titanium is a titanium trim with a brushed finish. Burnt Titanium is titanium heat-treated to a blue-purple finish. Carbon Fibre JET trims have a carbon outer sleeve. GT trims are round, double-skinned tailpipes; the number is the outer diameter in millimetres. Oval trims are Milltek's wide oval tailpipes.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRH Downpipe\u003c\/li\u003e\n\u003cli\u003eLH Front Silencer Rep Pipe\u003c\/li\u003e\n\u003cli\u003eRH Front Silencer Rep Pipe\u003c\/li\u003e\n\u003cli\u003eLH Mounting Bracket\u003c\/li\u003e\n\u003cli\u003eRH Mounting Bracket\u003c\/li\u003e\n\u003cli\u003eConnecting Pipe\u003c\/li\u003e\n\u003cli\u003eLH Rear Silencer with Valve\u003c\/li\u003e\n\u003cli\u003eRH Rear Silencer with Valve\u003c\/li\u003e\n\u003cli\u003eLH Lower Downpipe (Rhd Cars Only)\u003c\/li\u003e\n\u003cli\u003e4 × tailpipe trims in your chosen finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRoad use\u003c\/h3\u003e\u003cp\u003eThis cat back exhaust keeps the factory catalytic converter, so emissions are unaffected.\u003c\/p\u003e\n\u003ch3\u003eLead time\u003c\/h3\u003e\u003cp\u003eMilltek Sport make every system in Derbyshire. The dispatch estimate next to the price is updated every morning from Milltek's live stock and build dates, and changes with the option you pick. If there is any delay on your order we will tell you within 24 hours.\u003c\/p\u003e\n\u003ch6\u003eProduct Details\u003c\/h6\u003e\n\u003cdiv\u003e\n\u003cb\u003eBrand: \u003c\/b\u003eMilltek Sport\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eSystem type: \u003c\/b\u003eCat Back Exhaust\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eSound level: \u003c\/b\u003eNon-Resonated (Louder)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePipe bore: \u003c\/b\u003e2.5\" (63.5mm)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eMaterial: \u003c\/b\u003eT304 stainless steel\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eEC approved: \u003c\/b\u003eNo\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eECU remap needed: \u003c\/b\u003eNo\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eFitting time: \u003c\/b\u003e1–1.5 hours (Milltek's figure, including removing the factory part)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eMade in: \u003c\/b\u003eDerbyshire, United Kingdom\u003c\/div\u003e\n\u003ch6\u003eVehicle Fitment\u003c\/h6\u003e\u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003ePower\u003c\/th\u003e\n\u003cth\u003eEngine code\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudi\u003c\/td\u003e\n\u003ctd\u003eA4\u003c\/td\u003e\n\u003ctd\u003eS4 TFSi quattro\u003c\/td\u003e\n\u003ctd\u003e354 hp\u003c\/td\u003e\n\u003ctd\u003eCWGD\u003c\/td\u003e\n\u003ctd\u003e2016–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudi\u003c\/td\u003e\n\u003ctd\u003eA4\u003c\/td\u003e\n\u003ctd\u003eS4 TFSi quattro\u003c\/td\u003e\n\u003ctd\u003e354 hp\u003c\/td\u003e\n\u003ctd\u003eCWGD\u003c\/td\u003e\n\u003ctd\u003e2016–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eMilltek list this part for: S4 \u0026gt; 3.0 Turbo V6 B9 - Saloon\/Sedan \u0026amp; Avant (Sport Diff Models Only \u0026amp; Without Brace Bars) - Right Hand Drive Cars Only \u0026gt; 2016 and Later.\u003c\/p\u003e\n\u003ch6\u003eInstallation Guide\u003c\/h6\u003e\u003cp\u003eWe recommend fitting by a garage or exhaust specialist. Milltek allow 1–1.5 hours including removing the factory part.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0511\/6700\/2795\/files\/milltek-fitting-ssxau1102.pdf\" target=\"_blank\" rel=\"noopener\"\u003eMilltek fitting instructions (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"Milltek Sport","offers":[{"title":"Polished GT-100","offer_id":56538033652091,"sku":"MIL-SSXAU1097","price":2415.41,"currency_code":"GBP","in_stock":true},{"title":"Polished Oval","offer_id":56538033684859,"sku":"MIL-SSXAU1101","price":2579.62,"currency_code":"GBP","in_stock":true},{"title":"Cerakote Black GT-100","offer_id":56538033717627,"sku":"MIL-SSXAU1098","price":2415.41,"currency_code":"GBP","in_stock":true},{"title":"Cerakote Black Oval","offer_id":56538033750395,"sku":"MIL-SSXAU1102","price":2751.46,"currency_code":"GBP","in_stock":true},{"title":"Brushed Titanium GT-100","offer_id":56538033783163,"sku":"MIL-SSXAU1099","price":2721.74,"currency_code":"GBP","in_stock":true},{"title":"Burnt Titanium GT-100","offer_id":56538033815931,"sku":"MIL-SSXAU1100","price":3037.97,"currency_code":"GBP","in_stock":true},{"title":"Carbon Fibre JET-102","offer_id":56538033848699,"sku":"MIL-SSXAU1104","price":2669.77,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/6700\/2795\/files\/milltek-non-resonated-louder-cat-back-exhaust-au-01-08bacc9d.jpg?v=1792924338","url":"https:\/\/hazmotorsport.co.uk\/products\/milltek-sport-non-resonated-louder-cat-back-exhaust-audi-s4-b9-sport-diff-without-brace-bars","provider":"HAZ MOTORSPORT","version":"1.0","type":"link"}