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 achieve a more aggressive tone. All products are manufactured from 304L aircraft grade stainless steel, ensuring durability in harsh conditions. Each performance exhaust system is developed to fit a wide range of vehicles, with ongoing research and development to meet evolving performance requirements. - Direct replacement for the original exhaust system - Multiple configurations for sound and tone customization - Constructed from 304L aircraft grade stainless steel - Manufactured in the UK and distributed to over 90 countries Specifications: - Pipe Diameter: 70.00 - Race Product: No - EMarked: Yes - EMark Number: e24 70_157 2007_34 2094 00 Kit comes with: - Front Silencer - MSAU584 - Centre Connecting Pipe - MSAU585 - Rear Outlet Pipe Assembly - MSAU586 - Front Silencer Adapter - MSAU591 - Cerakote Black GT (round) 80 Exhaust Tip, Standard - MSTIP177 Vehicle Compatibility: - Audi A3 2.0 TDI 184PS MQB 2WD (3 Door & Sportback Models) 2013-2020