Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 12686303 Exhaust Manifold, Driver Side is available in the market under the name GM Exhaust Manifold. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12686303 Exhaust Manifold, Driver Side fits certain Chevrolet Silverado 2500 HD, Express 2500, Express 3500 models, as well as GMC Sierra 2500 HD, Savana 2500, Savana 3500 models.
The original GM component designated by manufacturer part number 12686303 maintains top performance when functioning as the Manifold, Engine Exhaust Manifold unit at its Driver Side. The component 12686303 is constructed from durable material and its dimensions span 7.0 x 21.8 x 11.5 inches while weighing 17.90 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. The part 12686303 has available replacement options 12610962. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
Building exhaust efficiency is crucial for the GM part 12686303 Exhaust Manifold, Driver Side as it enables engine exhaust gas transport from the vehicle. The GM requires proper routine care to stop exhaust leaks that could affect engine power and increase exhaust emissions. Both a crack check of the manifold and bolt thread cleaning need to occur during maintenance together with surface debris inspection before reinstalling the component. Installation occurs by placing the GM part 12686303 onto the cylinder head before securely fastening it through the correct order of mounting bolts to achieve uniform pressure distribution. A proper seal requires new O-rings and gaskets to be applied during reassembly of the system. The optimal results happen when you follow the methods given for both fixing and fitting while applying penetrating oil to exhaust pipe-to-manifold studs according to the instructions. Our website provides customers with an extensive array of true GM parts which includes the 12686303 for acquiring factory-specified high-quality components. Our commitment to competitive prices and immediate delivery and our manufacturer's warranty ensure that you will receive GM parts according to your satisfaction without any delay.