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Milltek Sport Audi S4 4.2 V8 quattro B6 Saloon Avant and Cabriolet (2003 and later) Exhaust Systems
Cat Replacement Pipes
Manual Only. Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap
Manual Only. Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap
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(-2%)
Cat-back
Non-resonated (louder)
Non-resonated (louder)
Save
(-13%)
Save
(-13%)
Cat-back
Resonated (quieter)
Resonated (quieter)
Save
(-13%)
Save
(-13%)
