NISSAN PATHFINDER III (R51) 2.5 dCi 4WD SUV Diesel 09/2006 01/2010 AWD 16 174 128. NISSAN PATHFINDER III (R51) 2.5 dCi 4WD SUV Diesel 10/2006 01/2010 AWD 16 171 126. Type Catalytic Converter. It works by converting exhaust emissions into less harmful ones when the gasses pass through it, triggering a chemical reaction.
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