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GMC Sierra 2500 Exhaust Manifold

Keeping your Sierra 2500 in top shape is your top priority.

Select Your VehicleYou bought your Sierra 2500 because its dependability and trusted quality appealed to your senses; so why would you be okay with second best when it comes to superior quality auto parts? It's not all the time that you discover you need a replacement Exhaust Manifold to repair your vehicle. Make no mistake, you bought your Sierra 2500 because you wanted to buy horsepower and rugged design both impeccably combined into one vehicle. When your GMC Sierra 2500 left the factory, it was destined for a driver who prioritizes longevity in their automobile.

What Exhaust Manifold does for your vehicle.

Reducing harmful hydrocarbons and noxious gases that come from your car or truck depends on how well you maintain your engine and exhaust parts. In order to make the combustion process as efficient as possible inside your GMC Sierra 2500 engine depends greatly on your exhaust manifold, and its ability to funnel exhaust gas out of the cylinder head. If a crack forms in your GMC Sierra 2500 exhaust manifold, then you can count on a couple of problems. First, your exhaust flow will change; potentially reversing the direction of the gases inside the exhaust manifold back into the combustion chamber. Second, you will emit exhaust gases before they reach the catalytic converter; creating an unpleasant smell and potentially hazardous condition for you and your passengers.

There's no better place for thousands of items to choose from.

Buying new GMC parts from www.carpartsdiscount.com means you are getting the best deal on the most superior original and aftermarket replacement Sierra 2500 parts on the internet. Trust in the value of the parts you get from carpartsdiscount.com and save time and money on all your upcoming repairs. Bring your Sierra 2500 back to life with the highest quality replacement parts from the experts at Car Parts Discount. All the GMC Sierra 2500 Exhaust Manifold parts on this page will fit vehicles made in 2004, 2003, 2002, 2001, 2000, 1999. Choose your year below to refine your search.

Info: Select your make and model in the red title bar above so we can show the parts you need.
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GMC Sierra 2500 Exhaust Manifold Kit, OEM: 674-522/674522Dorman
1999-2004 GMC Sierra 2500 Dorman Exhaust Manifold Kit 674-522
Add for Price, Save 38%  
OEM: 674-522, Item: 47728
  In Stock, Usually ships within 1 business day

Hardware: 3 Studs, 3 Nuts. Gaskets: 1 Manifold

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left

GMC Sierra 2500 Exhaust Manifold Kit, OEM: 674-525/674525Dorman
1999-2002 GMC Sierra 2500 Dorman Exhaust Manifold Kit 674-525
Add for Price, Save 38%   NEW ITEM
OEM: 674-525, Item: 47729
  In Stock, Usually ships within 1 business day

Hardware: 3 Studs, 3 Nuts. Gaskets: 1 Manifold

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Vehicle Install Locations: Right

GMC Sierra 2500 Exhaust Header Pipe, OEM: 814123Flowmaster
2002-2004 GMC Sierra 2500 Flowmaster Exhaust Header Pipe 814123
641.15, Save 39%   NEW ITEM
OEM: 814123, Item: 1355179
  Only 1 left In Stock, Usually ships within 1-2 business days
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GMC Sierra 2500 Exhaust Manifold, RH, OEM: 674-732/674732Dorman
2003-2004 GMC Sierra 2500 Dorman Exhaust Manifold, RH 674-732
Add for Price, Save 36%   NO STOCK
OEM: 674-732, Item: 263840
  Restock date not known
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Vehicle Install Locations: Right