{"product_id":"cat-back-exhaust-audi-a4-b8-s4-conversion-2wd-and-quattro-tiptronic-only-saloon-and-avant-08-11","title":"Cat Back Exhaust Audi A4 B8 S4 Conversion (2WD and Quattro Tiptronic-only) Saloon and Avant 08-11","description":"Audi A4 Exhaust upgrade carried out by DKU Performance transformed the 2.0 TFSi S Line B8 into a far more engaging drive, resolving the restrictive factory setup with a precision engineered cat back solution. The new Audi A4 Exhaust System, built from 304L aircraft grade stainless steel, improved gas flow and durability while delivering a deeper and more refined tone suited to both daily driving and spirited use.\n\nCareful installation ensured perfect fitment across Quattro and standard models, enhancing throttle response and overall efficiency without compromising comfort. This Audi A4 Cat back Exhaust upgrade also elevated the rear aesthetics with a cleaner, sportier finish. The result is a balanced Audi A4 Performance Exhaust feel, giving the driver a noticeable improvement in sound, presence and long term reliability.","brand":"Audi","offers":[{"title":"Default Title","offer_id":55246953906518,"sku":null,"price":1353.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0937\/5829\/2310\/files\/392_Newcs.png?v=1788804614","url":"https:\/\/dkuperformance.co.uk\/products\/cat-back-exhaust-audi-a4-b8-s4-conversion-2wd-and-quattro-tiptronic-only-saloon-and-avant-08-11","provider":"DKU Performance","version":"1.0","type":"link"}