612630010239 WP12 engine oil filter is an essential component of the lubrication system for Sinotruk heavy-duty trucks with WP12 engines. It is installed in the engine oil circuit to continuously filter metal debris, carbon deposits and other tiny impurities mixed in the engine oil. It effectively reduces abrasive wear of crankshaft, bearing, piston and other moving parts inside the engine, extending engine service life. This filter adopts high-strength filter paper and optimized sealing structure, featuring good pressure resistance and stable filtering performance under high temperature working conditions. Each oil filter passes strict pressure resistance and leakage inspection before delivery. Supplied as a finished product for direct replacement. We maintain sufficient inventory and stable bulk supply for repair workshops, fleet operators, auto spare parts dealers and global cross-border export customers.