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 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. 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 customizable sound - Constructed from 304L aircraft grade stainless steel - Manufactured in the UK and distributed globally Specifications: - Pipe Diameter: 80.00 - Installation Time: 2 to 2.5 hours (including removal of OE system) - Race Product: No - EMarked: No Kit comes with: - MSAU764REP: Centre Silencer Replacement Pipe (80mm Version) - MSAU764REP - MSAU765: Rear Silencer (80mm Version) - MSAU765 - MSAU766: LH Valved Outlet Pipe - MSAU766 - MSAU767: RH Valved Outlet Pipe - MSAU767 - MSTIP242: Cerakote Black Jet (oval) 170 x 107 Exhaust Tip, LH - MSTIP242 - MSTIP243: Cerakote Black Jet (oval) 170 x 107 Exhaust Tip, RH - MSTIP243 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