Description: Genuine GM Engine Oil Filter Housing Seal (O-Ring), part number 12580255. This GM OEM engine oil filter housing seal (o-ring) seals the joint between two components to prevent fluid, air or exhaust leaks. Made by General Motors to original equipment standards for correct fit, finish and durability—no guesswork with aftermarket parts. Verify fitment using your VIN or GM part number 12580255 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.