Cat Back Resonated (EC Approval Coming Soon) with Quad JET-100 Carbon Trims TIP STYLE = 102 Jet PIPE (MM) = 63.5 PIPE (INCHES) = 2.5 EC-APPROVED? = Yes EC-APPROVED? = Yes RACE SYSTEM = No VALVESONIC = No FITTING TIME = This Fits: Audi S4 3.0 Turbo V6...