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, with ongoing research and development to meet current demands. 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 customization - Manufactured from 304L aircraft grade stainless steel - Made in the UK and distributed globally Specifications: - Pipe Diameter: 76.20 - Fitment Time: 1 to 1.5 hours (including removing OE system) - Race Product: No - EMarked: Yes - EMark Number: SeatLeonST Kit comes with: - Y Pipe - MSSE145 - LH Rear Silencer - MSSE146 - RH Rear Silencer - MSSE147 - Front Silencer - MSSK24 - Polished GT (round) 80 Exhaust Tip, LH - MSTIP207 - Polished GT (round) 80 Exhaust Tip, RH - MSTIP208 - Centre Silencer - MSVW403 Vehicle Compatibility: - 2015-2019 Seat Leon ST Cupra 280 & 290 2.0 TSI (280 & 290PS - Non-OPF/GPF Models)