Cat-back V2 Valved Cat Back with Active H Pipe and Polished Ovals RS4 B7 4.2 V8 Saloon Avant and Cabriolet - V2 Systems 2006 - SSXAU1127

Cat-back V2 Valved Cat Back with Active H Pipe and Cerakote Black Ovals RS4 B7 4.2 V8 Saloon Avant and Cabriolet - V2 Systems 2006 - SSXAU1128

Cat-back V2 Valved Cat Back with Active H Pipe and Burnt/Blue Titanium Ovals RS4 B7 4.2 V8 Saloon Avant and Cabriolet - V2 Systems 2006 - SSXAU1130

Cat-back V2 Valved Cat Back with Active H Pipe and Brushed Titanium Ovals RS4 B7 4.2 V8 Saloon Avant and Cabriolet - V2 Systems 2006 - SSXAU1129

Milltek

Hi-Flow Sports Cats - 200CPSI Race Cats - Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006 - SSXAU115

Milltek

Cat Replacement Pipes - Must be fitted with the Milltek Sport cat-back system - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006-2008 - SSXAU285

Milltek

Cat-back - Resonated. Including Exhaust Valves and Satin Sheen Black Tips - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006-2008 - SSXAU221

Milltek

Cat-back - Non-resonated (louder). Including Exhaust Valves. Including Satin Sheen Black Tips - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006-2008 - SSXAU218

Milltek

Cat-back - Non-resonated. Without Exhaust Valves. Polished Oval Trims - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006-2008 - SSXAU117

Milltek

Cat-back - Non-resonated. Including Exhaust Valves. Polished Oval Trims - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006-2008 - SSXAU116

Milltek

Cat-back - Non-resonated. Including Satin Sheen Black Tips but excluding exhaust valves - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006-2008 - SSXAU062BLK

Milltek

Cat-back - Resonated. Including Exhaust Valves. Polished Oval Trims - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006-2008 - SSXAU061

Milltek

Cat-back - Resonated. Including Satin Sheen Black Tips but excluding exhaust valves - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006-2008 - SSXAU060BLK

Milltek

Cat-back - Resonated. Without Valves in the rear silencers. Polished Oval Trims - RS4 - B7 4.2 V8 Saloon Avant and Cabriolet - 2006-2008 - SSXAU060