6BT5.9 Cummins Lubricating Oil Filter Cartridge 3937743/LF3349 Parts Catalog Ref No. Part Name Part No. Required 1 Lubricating Oil Filter Cartridge 3937743 4 Above is the introduction of the 3937743/LF3349 Cummins Lubricating Oil Filter Cartridge, while if you need Lubricating Oil Filter Cartridge 3937743/LF3349, complete Cummins engine or other Cummins product, please further consult our sales.