Description: Genuine GM Engine Oil Pump, part number 12640448. This GM OEM engine oil pump pressurizes and circulates engine oil to the bearings, camshafts and valvetrain, keeping moving parts lubricated and protected from wear. 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 12640448 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.

Description: Genuine GM Valve Cover Gasket, part number 12688703. This GM OEM valve cover gasket seals the top of the engine and protects the valvetrain, with mounting for related components. 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 12688703 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.

Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors .

Description: Genuine GM Engine Oil Pan, part number 12657496. This GM OEM engine oil pan is a factory engine lubrication component that helps maintain proper oil supply, level or filtration. 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 12657496 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.

Description: XTS. 3.6L, 2013-2015. Sedan, 3.0L. CTS. Without vsport. 2014-15 3.6L. 3.0, 3.6L. all. Wagon, 3.0, 3.6L, 3.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type