Can only fit to Milltek downpipes if MSVAG08 connecting pipe is used. 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 exhaust volume and tone. All products are manufactured from 304L 'Aircraft' Grade stainless steel, ensuring durability in harsh conditions. Each performance exhaust system is developed for a wide range of vehicles, with ongoing research and development to meet performance exhaust requirements. All products are made in the UK and distributed globally. - 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 worldwide Specifications: - Pipe Diameter: 76.20 mm - Fitment Time: 1 to 1.5 hours (including removing OE system) - Race Product: No - EMarked: Yes - EMark Number: SeatLeonGolfWagon Kit comes with: - MSAU618: Centre Silencer - MSAU618 - MSSE152: Front Silencer - MSSE152 - MSSE153: LH Rear Silencer - MSSE153 - MSSE154: RH Rear Silencer - MSSE154 - MSTIP205: Cerakote Black Jet (oval) 152 x 76 Exhaust Tip, LH - MSTIP205 - MSTIP206: Cerakote Black Jet (oval) 152 x 76 Exhaust Tip, RH - MSTIP206 - MSVW460: Y Pipe - MSVW460 Vehicle Compatibility: - 2017-2018 Seat / Cupra Leon ST Cupra 300 (4x4) Estate / Station Wagon / Combi (Non-OPF/GPF)