RS4 B9

V2 with Bluetooth App Control - Works with both OE & Milltek Sport Cat Back Exhausts TIP STYLE = PIPE (MM) = N/A PIPE (INCHES) = N/A EC-APPROVED? = No EC-APPROVED? = No RACE SYSTEM = No VALVESONIC...

Cat Back (Road+) with Cerakote Black Oval Trims TIP STYLE = PIPE (MM) = 70 PIPE (INCHES) = 2.76 EC-APPROVED? = No EC-APPROVED? = No RACE SYSTEM = No VALVESONIC = No FITTING TIME = This Fits: Audi...

Cat Back (Road+) with Polished Oval Trims TIP STYLE = PIPE (MM) = 70 PIPE (INCHES) = 2.76 EC-APPROVED? = No EC-APPROVED? = No RACE SYSTEM = No VALVESONIC = No FITTING TIME = This Fits: Audi RS4 B9...

Cat Back Non-Res (Race - Louder) with Polished Oval Trims TIP STYLE = PIPE (MM) = 70 PIPE (INCHES) = 2.76 EC-APPROVED? = No EC-APPROVED? = No RACE SYSTEM = No VALVESONIC = No FITTING TIME = This...

Cat Back Non-Res (Race - Louder) with Cerakote Black Oval Trims TIP STYLE = PIPE (MM) = 70 PIPE (INCHES) = 2.76 EC-APPROVED? = No EC-APPROVED? = No RACE SYSTEM = No VALVESONIC = No FITTING TIME =...

Cat Back Resonated EC Approved - with Cerakote Black Oval Trims TIP STYLE = PIPE (MM) = 70 PIPE (INCHES) = 2.76 EC-APPROVED? = Yes EC-APPROVED? = Yes RACE SYSTEM = No VALVESONIC = No FITTING TIME =...

Cat Back Resonated EC Approved - with Polished Oval Trims TIP STYLE = PIPE (MM) = 70 PIPE (INCHES) = 2.76 EC-APPROVED? = Yes EC-APPROVED? = Yes RACE SYSTEM = No VALVESONIC = No FITTING TIME = This...