B2B PRODUCT
Audi RS4 B7 4.2 V8 Saloon Avant and Cabriolet 2006 2008 Cat Replacement Pipes Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap
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Product information
Audi RS4 B7 4.2 V8 Saloon Avant and Cabriolet 2006 2008 Cat Replacement Pipes Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap