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 exhaust volume and tone. All products are manufactured from 304L aircraft grade stainless steel, ensuring durability in harsh conditions. Performance exhaust systems are available for a wide range of vehicles. All products are made in the UK and distributed to over 90 countries worldwide. - Direct replacement for the original exhaust system - Multiple configurations for volume and tone adjustment - Manufactured from 304L aircraft grade stainless steel - Designed for durability in harsh conditions Specifications: - Pipe Diameter: 70.00 - Race Product: No - EMarked: No Kit comes with: - MSAU488: Y Pipe - MSAU488 - MSAU492: Polished GT (round) 80 Exhaust Tip, LH Twin Tip - MSAU492 - MSAU493: Polished GT (round) 80 Exhaust Tip, RH Twin Tip - MSAU493 - MSAU523: Connecting Pipe - MSAU523 - MSAU524: LH Rear Silencer Assembly - MSAU524 - MSAU525: RH Rear Silencer Assembly - MSAU525 - MSAU530: Adapter Pipe - MSAU530 Vehicle Compatibility: - 2009-2012 Audi A5 Cabriolet 3.0 TDi (DPF) quattro - 2007-2012 Audi A5 Coupe 3.0 TDi (DPF) quattro