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 made in the UK and distributed to over 90 countries worldwide. - Direct replacement for the original system - Available in multiple configurations for sound and tone - Manufactured from 304L aircraft grade stainless steel - Made in the UK and distributed globally 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 - MSTIP252: Brushed Titanium GT (round) 115 Exhaust Tip - MSTIP252 - MSVAG29: Rear Silencer Assembly - MSAU809: Inner Tailpipes - MSAU810: LH Valved Outlet Pipe - MSAU811: RH Valved Outlet Pipe Vehicle Compatibility: - 2020 and later Audi S3 2.0TFSI Quattro Sportback 310PS & 333PS 8Y (OPF/GPF Models Only)