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 a more aggressive tone. All products are manufactured from 304L 'Aircraft' Grade stainless steel, ensuring durability in harsh conditions. The performance exhaust systems are developed for a wide range of vehicles and are made in the UK. - Direct replacement for the original exhaust system - Available in multiple configurations for sound customization - Constructed from 304L 'Aircraft' Grade stainless steel - Made in the UK and distributed worldwide Specifications: - Pipe Diameter: 70.00 - Installation Time: 2 to 2.5 hours (including removal of OE system) - Race Product: No - EMarked: No Kit comes with: - MSAU723: LH Lower Downpipe - MSAU723 - MSAU724: RH Lower Downpipe - MSAU724 - MSAU725REP: Front Silencer Delete Pipe - MSAU725REP - MSAU727REP: Centre Silencer Delete Pipe - MSAU727REP - MSAU728: LH Rear Silencer (Race) Valved - MSAU728 - MSAU729: RH Rear Silencer (Race) Valved - MSAU729 - MSTIP257: Burnt Titanium Jet (Oval) 170 x 107 Exhaust Tip - MSTIP257 - MSTIP258: Burnt Titanium Jet (Oval) 170 x 107 Exhaust Tip - MSTIP258 - MSVS032: Valve Extension Cable - MSVS032 Vehicle Compatibility: - 2017, 2019 Audi RS5 B9 2.9 V6 Turbo Coupe (Non OPF/GPF Models)