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. Manufactured from 304L aircraft grade stainless steel, these systems are built to withstand harsh conditions. 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 - Constructed from 304L aircraft grade stainless steel - Designed for a wide range of vehicles Specifications: - Pipe Diameter: 69.85 - Installation Time: 2 to 2.5 hours (including removing OE system) - Race Product: No - EMarked: Yes - EMark Number: e24*70/157*2006/96*1279*00 Kit comes with: - Brace Bar - MSAU314 - Twin Link Pipe Assembly - MSAU411 - LH Front Silencer - MSAU412 - RH Front Silencer - MSAU413 - LH Rear Silencer - MSAU414 - RH Rear Silencer - MSAU415 - Polished Jet (oval) 150 x 95 Exhaust Tip, C6 RS6 LH - MSAU426 - Polished Jet (oval) 150 x 95 Exhaust Tip, C6 RS6 RH - MSAU427 Vehicle Compatibility: - Audi RS6 C6 5.0 V10 biturbo quattro 2008-2010