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. Performance exhaust systems are developed for a wide range of vehicles, with ongoing research and development to meet performance exhaust requirements. - Direct replacement for the original system - Available in multiple configurations for sound and tone - Manufactured from 304L aircraft grade stainless steel - Developed for a wide range of vehicles Specifications: - Pipe Diameter: 69.85 - Fitment Time: 1 to 1.5 hours (including removing OE system) - Race Product: No - EMarked: No Kit comes with: - Centre Silencer Delete Pipe - MSAU289REP - Rear Silencer - MSAU290 Vehicle Compatibility: - Audi A3 2.0T FSI quattro 5 door SportBack 2004-2012