The Cat-Back systems are designed as direct replacements for the original exhaust, offering improved sound and aesthetics. Multiple configurations are available, allowing the owner to select the desired increase in exhaust volume or a more aggressive tone. All products are manufactured from 304L aircraft grade stainless steel, ensuring durability in harsh conditions. Each system is made in the UK and distributed globally. - Direct replacement for the original exhaust system - Available in multiple configurations for sound and tone customization - Constructed from 304L aircraft grade stainless steel - Manufactured in the UK and distributed worldwide Specifications: - Pipe Diameter: 70.00 - Fitment Time: 1 to 1.5 hours (including removal of OE system) - Race Product: No - EMarked: No Kit comes with: - Centre Silencer Delete Pipe - MSAU487REP - Y Pipe - MSAU488 - LH Rear Silencer Assembly - MSAU489 - RH Rear Silencer Assembly - MSAU490 - Downpipe (Tiptronic) - MSAU544 - Cerakote Black GT (round) 80 Exhaust Tip, LH Twin Tip - MSTIP218 - Cerakote Black GT (round) 80 Exhaust Tip, RH Twin Tip - MSTIP219 Vehicle Compatibility: - 2008-2011 Audi A4 2.0 TFSI S line B8 (2WD and quattro Tiptronic-only) Saloon & Avant