Audi A4 3.0 TDi B7 quattro Saloon and Avant (non-DPF equipped vehicles only)
2005 to 2008
Secondary Catalyst BypassMust be fitted with Milltek cat-back system and requires Stage 2 ECU remap
System Number: SSXAU214
1 x Secondary Catalyst Bypass Pipe
Pipe Ø: 2.75" (69.85mm) *
* Pipe sizes may vary from part-to-part. Pipe diameters are indicative of the system as a whole and do not necessarily mean every part is of a uniform size.