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. Constructed from 304L aircraft grade stainless steel, these systems are built to withstand harsh conditions. All products are manufactured in the UK and distributed globally. - Direct replacement for the original exhaust system - Multiple configurations for sound and tone customization - Made from 304L aircraft grade stainless steel - Manufactured in the UK and distributed worldwide Specifications: - Pipe Diameter: 70.00 - Race Product: No - EMarked: Yes - EMark Number: AudiS8D4 Kit comes with: - LH Front Silencer - MSAU631 - RH Front Silencer - MSAU632 - Centre Silencer - MSAU633 - LH Rear Silencer - MSAU634 - RH Rear Silencer - MSAU635 - Cerakote Black GT (round) 100 Exhaust Tip, Standard - MSVW372 Vehicle Compatibility: - Audi S8 D4 4.0 TFSI quattro Tiptronic 2013-2018