AUDI A5 2.7TDI V6 24V DPF 163 bhp CAMB 9/07>5/08. AUDI A5 2.7TDI V6 24V DPF 190 bhp CAMA 7/07>5/08. SIC DPFs have a 3 year warranty. Blocked DPF's may not be warranty DPF's. Exhaust gasses containing soot enter the DPF channels which are closed off at alternating ends.
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