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. The performance exhaust systems are developed for a wide range of vehicles, with continuous research and development to meet performance requirements. All products are made in the UK and distributed to over 90 countries worldwide. - 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 globally Specifications: - Pipe Diameter: 69.85 - Race Product: No - EMarked: Yes - EMark Number: e24*70/157*1999/101*0697*00 Kit comes with: - MSAU219: LH Centre Section - MSAU219 - MSAU220: RH Centre Section - MSAU220 - MSAU221: LH Rear Silencer - MSAU221 - MSAU222: RH Rear Silencer - MSAU222 - MSAU223: Brace Bar - MSAU223 - MSTIP144: Cerakote Black Jet (oval) 150 x 95 Exhaust Tip, LH - MSTIP144 - MSTIP145: Cerakote Black Jet (oval) 150 x 95 Exhaust Tip, RH - MSTIP145 Vehicle Compatibility: - Audi RS6 C5 V8 Bi-Turbo Saloon & Avant 2002-2004