Audi A4 B8 2.0 CD TDI, DPF Delete, custom exhaust - YouTube
DPF Delete Downpipe for 2.0 TDi 16v PD170 / PPD170 / CR140 and CR170
Performance sport exhaust for AUDI A4 B8 QUATTRO 3.0 TDI V6, AUDI A4 B8 QUATTRO (Sedan + Avant) 3.0 TDI V6 (239 - 245 Hp) '08 ->, Audi, exhaust systems
Audi A4 P200200 Particle Trap Bank 1 Efficiency Below Threshold 3.0 TDI P2002 - YouTube