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 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. Products are made in the UK and distributed to over 90 countries worldwide. - Direct replacement for the original exhaust system - Multiple configurations for sound and tone customization - Manufactured from 304L aircraft grade stainless steel - Made in the UK and distributed globally Specifications: - Pipe Diameter: 69.85 - Fitment Time: 1 to 1.5 hours (including removing OE system) - Race Product: No - EMarked: Yes - EMark Number: S38P Kit comes with: - Centre Silencer - MSAU289 - Rear Silencer - MSAU428 Vehicle Compatibility: - Audi S3 2.0 T quattro Sportback 8P 2007-2012