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 to ensure durability in harsh conditions. The range is developed for a wide variety of vehicles, with ongoing research and development to meet performance exhaust 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 adjustment - Manufactured from 304L aircraft grade stainless steel - Designed for a wide range of vehicles Specifications: - Pipe Diameter: 76.20 - Fitting Time: 1 to 1.5 hours (including removing OE system) - Race Product: No - EMarked: Yes - EMark Number: audittrsmk3 Kit comes with: - Front Silencer - MSAU715 - Hollowtek Rear Silencer - Valved with no motors - MSAU716 - Polished Jet (oval) 170 x 107 Exhaust Tip, LH - MSTIP240 - Polished Jet (oval) 170 x 107 Exhaust Tip, RH - MSTIP241 Vehicle Compatibility: - 2016 and later Audi TT Mk3 TTRS 2.5TFSI Quattro (Non-OPF/GPF Models) - 2019 and later Audi TT Mk3 TTRS 2.5TFSI Quattro (OPF/GPF Models)