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 developed for a wide range of vehicles, with continuous research and development to meet evolving 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 - Manufactured from 304L 'Aircraft' Grade stainless steel - Made in the UK and distributed globally Specifications: - Pipe Diameter: 76.20 - Fitment Time: 1 to 1.5 hours (including removal of OE system) - Race Product: No - EMarked: Yes - EMark Number: RS3FL Kit comes with: - MSAU677: Front Silencer - MSAU677 - MSTIP240: Polished Jet (oval) 170 x 107 Exhaust Tip, LH - MSTIP240 - MSTIP241: Polished Jet (oval) 170 x 107 Exhaust Tip, RH - MSTIP241 - MSAU733: HollowTek Rear Silencer - MSAU733 Vehicle Compatibility: - Audi RS3 Sportback 400PS (8V MQB - Facelift Only) - Non-OPF/GPF Models 2017-2018 - Audi RS3 Sportback 400PS (8V MQB - Facelift Only) - OPF/GPF Models 2019 and Later