Audi logoAudi S4 4.2 V8 quattro B6 Saloon Avant and Cabriolet

2003 to 2005

1. Cat-back - Non-resonated (louder)
Part Description Tailpipe Style
· Front Link Pipe Assembly
· RH Centre Section Non-Resonated
· LH Centre Section Non-Resonated
· LH Rear Silencer
· Brace Bar
· RH Rear Silencer
· Trim Assembly 100mm Jet
· Trim Assembly 100mm Jet
 
Pipe Diameter: 57.15mm (2.25")

 

2. Cat-back - Resonated (quieter)
Part Description Tailpipe Style
· Front Link Pipe Assembly
· RH Centre Section
· LH Centre Section
· LH Rear Silencer
· Brace Bar
· RH Rear Silencer
· Trim Assembly 100mm Jet
· Trim Assembly 100mm Jet
 
Pipe Diameter: 57.15mm (2.25")

 

3. Cat-back - Non-resonated (louder)
Part Description Tailpipe Style
· Front Link Pipe Assembly
· RH Centre Section Non-Resonated
· LH Centre Section Non-Resonated
· LH Rear Silencer
· Brace Bar
· RH Rear Silencer
· RH Trim Assembly 100mm GT100
· LH Trim Assembly 100mm GT100
 
Pipe Diameter: 57.15mm (2.25")

 

4. Cat-back - Resonated (quieter)
Part Description Tailpipe Style
· Front Link Pipe Assembly
· RH Centre Section
· LH Centre Section
· LH Rear Silencer
· Brace Bar
· RH Rear Silencer
· RH Trim Assembly 100mm GT100
· LH Trim Assembly 100mm GT100
 
Pipe Diameter: 57.15mm (2.25")