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 and 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 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 customization - Manufactured from 304L 'Aircraft' Grade stainless steel - Made in the UK and distributed globally Specifications: - Pipe Diameter: 76.20 - Race Product: No - EMarked: Yes - EMark Number: GolfR-S3 Kit comes with: - MSAU618: Centre Silencer - MSAU618 - MSAU619: Rear Silencer - MSAU619 - MSTIP166: Polished GT (round) 100 Exhaust Tip, 210 long - MSTIP166 Vehicle Compatibility: - Audi S3 2.0 TFSI quattro Sportback 8V/8V.2 (Non-GPF Equipped Models Only) 2013-2018