Diesel Particulate Filter DPF For VW Polo 601, 603, 6C1, 6R1 1.2 TDI 6R0254700NX
What is a DPF (Diesel Particulate Filter)?. Signs of a clogged DPF include reduced engine performance, increased fuel consumption, the illumination of the DPF warning light, and the need for more frequent regeneration cycles.