Quick view Donaldson P550777 Donaldson Oil Filter Spin-On Bypass for Trucks & Construction Equipment Compare MSRP: $48.00 P550777 Donaldson Oil Filter Spin-On BypassTrucks & Construction EquipmentCaterpillar, Cummins, GMC EnginesCross Reference:Caterpillar W4845 1W8845 22665542296554 3I1206 7C4228 9Y4468 9Y4524Cummins 330432 3021658 33004232 3303242 3304232330432... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List