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. Each system is manufactured from 304L aircraft grade stainless steel, ensuring durability in harsh conditions. All products are made in the UK and distributed to over 90 countries. - Direct replacement for the original exhaust system - Multiple configurations for sound and tone customization - Manufactured from 304L aircraft grade stainless steel - Made in the UK and distributed worldwide Specifications: - Pipe Diameter: 80.00 - Fitment Time: 1.5 to 2 hours (including removing OE system) - Race Product: No - EMarked: No Kit comes with: - F5156: Adaptor to OE Downpipe - MSAU793REP: Centre Connecting Pipe - MSTIP244: Carbon Fibre Jet (round) 115 Exhaust Tip - MSVAG29: Rear Silencer Assembly - MSAU809: Inner Tailpipes - MSAU810: LH Valved Outlet Pipe - MSAU811: RH Valved Outlet Pipe - MSAU812: Tailpipe Extensions Vehicle Compatibility: - 2020 and later Audi S3 2.0TFSI Quattro Saloon/Sedan 310PS & 333PS 8Y (OPF/GPF Models Only) - 2022 and later Audi S3 2.0TFSI Quattro Saloon/Sedan 310PS 8Y (North American / Non-OPF Models Only)