Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!
Login My Account Icon | Sign Up
0

Please, add your first item to the wishlist

Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

0

Please, add your first item to the wishlist

Select vehicle to confirm fitment

Exhaust Manifold – Driver Side

PART#: 674-159
Dorman - OE Solutions
Add to My Projects
Exhaust Manifold - Driver Side

$131.95

Select vehicle to confirm fitment

In stock

Need help? Talk to us, or chat with an expert!
Add to My Projects
Interchanges
BrandPart #
General Motors343787
General Motors14103191
General Motors12551444
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1997ChevroletP30Base7.4V8GASLeft | Engine VIN: N;
1996ChevroletP30Base7.4V8GASLeft | Engine VIN: N;
1995ChevroletP30Base7.4V8GASLeft
1994ChevroletP30Base7.4V8GASLeft
1993ChevroletP30Base7.4V8GASLeft
1992ChevroletP30Base7.4V8GASLeft
1991ChevroletP30Base7.4V8GASLeft
1991ChevroletR2500 SuburbanSilverado7.4V8GASLeftw/California Emissions
1991ChevroletR2500 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1991ChevroletR3500Cheyenne7.4V8GASLeft
1991ChevroletR3500Silverado7.4V8GASLeft
1991ChevroletV3500Cheyenne7.4V8GASLeft
1991ChevroletV3500Silverado7.4V8GASLeft
1991GMCR3500SLE7.4V8GASLeft
1991GMCR3500Base7.4V8GASLeft
1991GMCV3500Base7.4V8GASLeft
1991GMCV3500SLE7.4V8GASLeft
1990ChevroletG30Chevy Van7.4V8GASLeft
1990ChevroletG30Hi-Cube7.4V8GASLeft
1990ChevroletG30Sportvan7.4V8GASLeft
1990ChevroletG30Beauville7.4V8GASLeft
1990ChevroletP30Step-Van7.4V8GASLeft
1990ChevroletP30Base7.4V8GASLeft
1990ChevroletR2500 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1990ChevroletR2500 SuburbanSilverado7.4V8GASLeftw/California Emissions
1990ChevroletR3500Cheyenne7.4V8GASLeft
1990ChevroletR3500Silverado7.4V8GASLeft
1990ChevroletR3500Scottsdale7.4V8GASLeft
1990ChevroletV2500 SuburbanSilverado7.4V8GASLeftw/California Emissions
1990ChevroletV2500 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1990ChevroletV3500Scottsdale7.4V8GASLeft
1990ChevroletV3500Silverado7.4V8GASLeft
1990ChevroletV3500Cheyenne7.4V8GASLeft
1990GMCR3500SLE7.4V8GASLeft
1990GMCR3500Base7.4V8GASLeft
1990GMCV3500SLE7.4V8GASLeft
1990GMCV3500Base7.4V8GASLeft
1989ChevroletG30Hi-Cube7.4V8GASLeft
1989ChevroletG30Sportvan7.4V8GASLeft
1989ChevroletG30Beauville7.4V8GASLeft
1989ChevroletG30Chevy Van7.4V8GASLeft
1989ChevroletR2500Cheyenne7.4V8GASLeft
1989ChevroletR2500Scottsdale7.4V8GASLeft
1989ChevroletR2500Silverado7.4V8GASLeft
1989ChevroletR2500 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1989ChevroletR2500 SuburbanSilverado7.4V8GASLeftw/California Emissions
1989ChevroletR3500Cheyenne7.4V8GASLeft | Engine VIN: N;
1989ChevroletR3500Silverado7.4V8GASLeft | Engine VIN: N;
1989ChevroletR3500Scottsdale7.4V8GASLeft | Engine VIN: N;
1989ChevroletV3500Silverado7.4V8GASLeft | Engine VIN: N;
1989ChevroletV3500Scottsdale7.4V8GASLeft | Engine VIN: N;
1989ChevroletV3500Cheyenne7.4V8GASLeft | Engine VIN: N;
1989GMCR2500Base7.4V8GASLeft
1989GMCR2500Sierra Classic7.4V8GASLeft
1989GMCR2500High Sierra7.4V8GASLeft
1989GMCR2500 SuburbanBase7.4V8GASLeft
1989GMCR2500 SuburbanSierra Classic7.4V8GASLeft
1989GMCR3500High Sierra7.4V8GASLeft | Engine VIN: N;
1989GMCR3500Base7.4V8GASLeft | Engine VIN: N;
1989GMCR3500Sierra Classic7.4V8GASLeft | Engine VIN: N;
1989GMCV3500Base7.4V8GASLeft | Engine VIN: N;
1989GMCV3500High Sierra7.4V8GASLeft | Engine VIN: N;
1989GMCV3500Sierra Classic7.4V8GASLeft | Engine VIN: N;
1988ChevroletG30Beauville7.4V8GASLeft
1988ChevroletG30Sportvan7.4V8GASLeft
1988ChevroletG30Chevy Van7.4V8GASLeft
1988ChevroletG30Hi-Cube7.4V8GASLeft
1988ChevroletR20Custom Deluxe7.4V8GASLeft
1988ChevroletR20Cheyenne7.4V8GASLeft
1988ChevroletR20Silverado7.4V8GASLeft
1988ChevroletR20Scottsdale7.4V8GASLeft
1988ChevroletR20 SuburbanSilverado7.4V8GASLeftw/California Emissions
1988ChevroletR20 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1988ChevroletR30Custom Deluxe7.4V8GASLeft | Engine VIN: N;
1988ChevroletR30Scottsdale7.4V8GASLeft | Engine VIN: N;
1988ChevroletR30Silverado7.4V8GASLeft | Engine VIN: N;
1988ChevroletR30Cheyenne7.4V8GASLeft | Engine VIN: N;
1988ChevroletV20 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1988ChevroletV20 SuburbanSilverado7.4V8GASLeftw/California Emissions
1988ChevroletV30Cheyenne7.4V8GASLeft | Engine VIN: N;
1988ChevroletV30Custom Deluxe7.4V8GASLeft | Engine VIN: N;
1988ChevroletV30Scottsdale7.4V8GASLeft | Engine VIN: N;
1988ChevroletV30Silverado7.4V8GASLeft | Engine VIN: N;
1988GMCG3500Magnavan7.4V8GASLeft
1988GMCR2500Sierra Classic7.4V8GASLeft
1988GMCR2500High Sierra7.4V8GASLeft
1988GMCR2500Base7.4V8GASLeft
1988GMCR2500 SuburbanBase7.4V8GASLeft
1988GMCR2500 SuburbanSierra Classic7.4V8GASLeft
1988GMCR3500Base7.4V8GASLeft | Engine VIN: N;
1988GMCR3500High Sierra7.4V8GASLeft | Engine VIN: N;
1988GMCR3500Sierra Classic7.4V8GASLeft | Engine VIN: N;
1988GMCV3500Sierra Classic7.4V8GASLeft | Engine VIN: N;
1988GMCV3500High Sierra7.4V8GASLeft | Engine VIN: N;
1988GMCV3500Base7.4V8GASLeft | Engine VIN: N;
1987ChevroletR20Silverado7.4V8GASLeft
1987ChevroletR20Custom Deluxe7.4V8GASLeft
1987ChevroletR20Scottsdale7.4V8GASLeft
1987ChevroletR20 SuburbanSilverado7.4V8GASLeftw/California Emissions
1987ChevroletR20 SuburbanCustom Deluxe7.4V8GASLeftw/California Emissions
1987ChevroletR20 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1987ChevroletR30Custom Deluxe7.4V8GASLeft | Engine VIN: N;
1987ChevroletR30Silverado7.4V8GASLeft | Engine VIN: N;
1987ChevroletR30Scottsdale7.4V8GASLeft | Engine VIN: N;
1987ChevroletV20 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1987ChevroletV20 SuburbanSilverado7.4V8GASLeftw/California Emissions
1987ChevroletV20 SuburbanCustom Deluxe7.4V8GASLeftw/California Emissions
1987ChevroletV30Scottsdale7.4V8GASLeft | Engine VIN: N;
1987ChevroletV30Custom Deluxe7.4V8GASLeft | Engine VIN: N;
1987ChevroletV30Silverado7.4V8GASLeft | Engine VIN: N;
1987GMCR2500High Sierra7.4V8GASLeft
1987GMCR2500Sierra Classic7.4V8GASLeft
1987GMCR2500Base7.4V8GASLeft
1987GMCR2500 SuburbanBase7.4V8GASLeft
1987GMCR2500 SuburbanSierra Classic7.4V8GASLeft
1987GMCR2500 SuburbanHigh Sierra7.4V8GASLeft
1987GMCR3500High Sierra7.4V8GASLeft | Engine VIN: N;
1987GMCR3500Base7.4V8GASLeft | Engine VIN: N;
1987GMCR3500Sierra Classic7.4V8GASLeft | Engine VIN: N;
1987GMCV3500Sierra Classic7.4V8GASLeft | Engine VIN: N;
1987GMCV3500Base7.4V8GASLeft | Engine VIN: N;
1987GMCV3500High Sierra7.4V8GASLeft | Engine VIN: N;
1986ChevroletC20Scottsdale7.4V8GASLeftw/California Emissions
1986ChevroletC20Silverado7.4V8GASLeftw/California Emissions
1986ChevroletC20Custom7.4V8GASLeftw/California Emissions
1986ChevroletC20 SuburbanSilverado7.4V8GASLeftw/California Emissions
1986ChevroletC20 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1986ChevroletC20 SuburbanCustom7.4V8GASLeftw/California Emissions
1986ChevroletC30Scottsdale7.4V8GASLeftw/California Emissions
1986ChevroletC30Silverado7.4V8GASLeftw/California Emissions
1986ChevroletC30Custom7.4V8GASLeftw/California Emissions
1986ChevroletK30Custom7.4V8GASLeftw/California Emissions
1986ChevroletK30Scottsdale7.4V8GASLeftw/California Emissions
1986ChevroletK30Silverado7.4V8GASLeftw/California Emissions
1986ChevroletP30Base7.4V8GASLeft
1986GMCC2500Base7.4V8GASLeftw/California Emissions
1986GMCC2500High Sierra7.4V8GASLeftw/California Emissions
1986GMCC2500Sierra Classic7.4V8GASLeftw/California Emissions
1986GMCC2500 SuburbanHigh Sierra7.4V8GASLeftw/California Emissions
1986GMCC2500 SuburbanBase7.4V8GASLeftw/California Emissions
1986GMCC2500 SuburbanSierra Classic7.4V8GASLeftw/California Emissions
1986GMCC3500Base7.4V8GASLeftw/California Emissions
1986GMCC3500Sierra Classic7.4V8GASLeftw/California Emissions
1986GMCC3500High Sierra7.4V8GASLeftw/California Emissions
1986GMCK3500High Sierra7.4V8GASLeftw/California Emissions
1986GMCK3500Sierra Classic7.4V8GASLeftw/California Emissions
1986GMCK3500Base7.4V8GASLeftw/California Emissions
1985ChevroletC20Scottsdale7.4V8GASLeftw/California Emissions
1985ChevroletC20Silverado7.4V8GASLeftw/California Emissions
1985ChevroletC20Custom7.4V8GASLeftw/California Emissions
1985ChevroletC20 SuburbanCustom7.4V8GASLeftw/California Emissions
1985ChevroletC20 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1985ChevroletC20 SuburbanSilverado7.4V8GASLeftw/California Emissions
1985ChevroletC30Silverado7.4V8GASLeftw/California Emissions
1985ChevroletC30Custom7.4V8GASLeftw/California Emissions
1985ChevroletC30Scottsdale7.4V8GASLeftw/California Emissions
1985ChevroletK20 SuburbanCustom7.4V8GASLeftw/California Emissions
1985ChevroletK20 SuburbanScottsdale7.4V8GASLeftw/California Emissions
1985ChevroletK20 SuburbanSilverado7.4V8GASLeftw/California Emissions
1985ChevroletK30Scottsdale7.4V8GASLeftw/California Emissions
1985ChevroletK30Silverado7.4V8GASLeftw/California Emissions
1985ChevroletK30Custom7.4V8GASLeftw/California Emissions
1985ChevroletP30Base7.4V8GASLeft
1985ChevroletP30Step-Van7.4V8GASLeft
1985GMCC2500High Sierra7.4V8GASLeftw/California Emissions
1985GMCC2500Sierra Classic7.4V8GASLeftw/California Emissions
1985GMCC2500Base7.4V8GASLeftw/California Emissions
1985GMCC2500 SuburbanSierra Classic7.4V8GASLeftw/California Emissions
1985GMCC2500 SuburbanHigh Sierra7.4V8GASLeftw/California Emissions
1985GMCC2500 SuburbanBase7.4V8GASLeftw/California Emissions
1985GMCC3500Base7.4V8GASLeftw/California Emissions
1985GMCC3500High Sierra7.4V8GASLeftw/California Emissions
1985GMCC3500Sierra Classic7.4V8GASLeftw/California Emissions
1985GMCK3500Base7.4V8GASLeftw/California Emissions
1985GMCK3500High Sierra7.4V8GASLeftw/California Emissions
1985GMCK3500Sierra Classic7.4V8GASLeftw/California Emissions
1984ChevroletC20Custom7.4V8GASLeft
1984ChevroletC20Scottsdale7.4V8GASLeft
1984ChevroletC20Silverado7.4V8GASLeft
1984ChevroletC20 SuburbanCustom7.4V8GASLeft
1984ChevroletC20 SuburbanSilverado7.4V8GASLeft
1984ChevroletC20 SuburbanScottsdale7.4V8GASLeft
1984ChevroletC30Scottsdale7.4V8GASLeft
1984ChevroletC30Custom7.4V8GASLeft
1984ChevroletC30Silverado7.4V8GASLeft
1984ChevroletK30Silverado7.4V8GASLeft
1984ChevroletK30Custom7.4V8GASLeft
1984ChevroletK30Scottsdale7.4V8GASLeft
1984ChevroletP30Step-Van7.4V8GASLeft
1984ChevroletP30Base7.4V8GASLeft
1984GMCC2500Base7.4V8GASLeft
1984GMCC2500High Sierra7.4V8GASLeft
1984GMCC2500Sierra Classic7.4V8GASLeft
1984GMCC2500 SuburbanSierra Classic7.4V8GASLeft
1984GMCC2500 SuburbanBase7.4V8GASLeft
1984GMCC2500 SuburbanHigh Sierra7.4V8GASLeft
1984GMCC3500High Sierra7.4V8GASLeft
1984GMCC3500Sierra Classic7.4V8GASLeft
1984GMCC3500Base7.4V8GASLeft
1984GMCK3500Sierra Classic7.4V8GASLeft
1984GMCK3500Base7.4V8GASLeft
1984GMCK3500High Sierra7.4V8GASLeft
1983ChevroletC20Silverado7.4V8GASLeft
1983ChevroletC20Scottsdale7.4V8GASLeft
1983ChevroletC20Custom7.4V8GASLeft
1983ChevroletC20 SuburbanCustom7.4V8GASLeft
1983ChevroletC20 SuburbanSilverado7.4V8GASLeft
1983ChevroletC30Scottsdale7.4V8GASLeft
1983ChevroletC30Custom7.4V8GASLeft
1983ChevroletC30Silverado7.4V8GASLeft
1983ChevroletK30Silverado7.4V8GASLeft
1983ChevroletK30Scottsdale7.4V8GASLeft
1983ChevroletK30Custom7.4V8GASLeft
1983ChevroletP30Base7.4V8GASLeft
1983ChevroletP30Step-Van7.4V8GASLeft
1983GMCC2500Base7.4V8GASLeft
1983GMCC2500Sierra Classic7.4V8GASLeft
1983GMCC2500High Sierra7.4V8GASLeft
1983GMCC2500 SuburbanBase7.4V8GASLeft
1983GMCC2500 SuburbanSierra Classic7.4V8GASLeft
1983GMCC2500 SuburbanHigh Sierra7.4V8GASLeft
1983GMCC3500High Sierra7.4V8GASLeft
1983GMCC3500Base7.4V8GASLeft
1983GMCC3500Sierra Classic7.4V8GASLeft
1983GMCK3500High Sierra7.4V8GASLeft
1983GMCK3500Base7.4V8GASLeft
1983GMCK3500Sierra Classic7.4V8GASLeft
1982ChevroletC20Custom7.4V8GASLeft
1982ChevroletC20Scottsdale7.4V8GASLeft
1982ChevroletC20Silverado7.4V8GASLeft
1982ChevroletC20 SuburbanScottsdale7.4V8GASLeft
1982ChevroletC20 SuburbanSilverado7.4V8GASLeft
1982ChevroletC20 SuburbanCustom7.4V8GASLeft
1982ChevroletC30Silverado7.4V8GASLeft
1982ChevroletC30Scottsdale7.4V8GASLeft
1982ChevroletC30Custom7.4V8GASLeft
1982ChevroletK30Scottsdale7.4V8GASLeft
1982ChevroletK30Custom7.4V8GASLeft
1982ChevroletK30Silverado7.4V8GASLeft
1982ChevroletP30Step-Van7.4V8GASLeft
1982ChevroletP30Base7.4V8GASLeft
1982GMCC2500High Sierra7.4V8GASLeft
1982GMCC2500Base7.4V8GASLeft
1982GMCC2500Sierra Classic7.4V8GASLeft
1982GMCC2500Sierra Grande7.4V8GASLeft
1982GMCC2500 SuburbanBase7.4V8GASLeft
1982GMCC2500 SuburbanSierra Classic7.4V8GASLeft
1982GMCC2500 SuburbanHigh Sierra7.4V8GASLeft
1982GMCC2500 SuburbanSierra Grande7.4V8GASLeft
1982GMCC3500High Sierra7.4V8GASLeft
Product info

The Dorman – OE Solutions Exhaust Manifold part number 674-159 is a top-quality product that is designed to fit perfectly on Chevrolet and GMC vehicles. It is also compatible with other part numbers such as 12551444, 14103191, and 343787. This exhaust manifold is a must-have for anyone seeking to replace their damaged or worn-out part.

One of the key benefits of the Dorman – OE Solutions Exhaust Manifold is its durability. It is made from high-quality materials that can withstand high temperatures and exposure to environmental elements. This ensures that the exhaust manifold lasts for a long time, without any signs of wear and tear.

Another great feature of this product is its ease of installation. The Dorman – OE Solutions Exhaust Manifold is designed to fit perfectly onto your vehicle, without any modifications required. This means that you can easily install it yourself, without having to pay for professional installation services.

The Dorman – OE Solutions Exhaust Manifold is also designed to enhance the performance of your vehicle’s engine. It is capable of improving exhaust flow, which helps to increase horsepower and torque. This results in better overall vehicle performance, making the Dorman – OE Solutions Exhaust Manifold a great investment for any car enthusiast.

In conclusion, the Dorman – OE Solutions Exhaust Manifold part number 674-159 is a top-quality product that is designed to provide excellent performance and durability. It is easy to install, improves engine performance, and is compatible with a range of other part numbers. If you’re looking for a reliable and efficient exhaust manifold for your Chevrolet or GMC vehicle, then the Dorman – OE Solutions Exhaust Manifold is definitely worth considering.

About Dorman - OE Solutions

When looking for car aftermarket parts, Dorman OE Solutions is known for its dedication to quality, new ideas, and dependability. The company Dorman has been around for a long time, and they have always provided OE-quality parts that meet or beat industry standards. No matter how small the parts are or how complicated the systems are, Dorman OE Solutions has a wide range of products that are designed to keep your car running at its best.

At Newparts.com, we're proud to be an official seller of Dorman OE Solutions parts. In addition to Dorman OE Solutions parts for the engine, transmission, suspension, and electrical systems, we have a huge variety of exterior and interior accessories. It doesn't matter what your vehicle needs; Dorman is dedicated to providing reliable solutions that boost both speed and durability.

One important benefit of shopping at Newparts.com is that we always give customers cheap access to parts that aren't being used. Knowing how expensive it can be to keep cars in good shape and fix them when they break down, we try to offer reasonable prices on all Dorman parts. When you buy from us, you can save a lot of money without losing quality.

Along with having low prices, we put customer satisfaction first by sending all Dorman products out quickly. We understand how important time is when it comes to car repairs, so we work hard to make sure your orders get to you on time. Whether you're changing an old part or adding the newest innovations from Dorman to your car, you can count on us to get your parts to you quickly and easily. Reach out to us via phone. Call us now at 855-505-2886 and our customer service team will help you.

Check out how parts from Dorman OE Solutions can improve your car's speed and dependability. Every time you shop at Newparts.com, you can be sure of getting the best value, quality, and ease of use. Feel good about shopping. Find out why tens of thousands of drivers trust Dorman with all their car needs.

Specifications
California Proposition 65WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov
ColorNatural
Flange Bolt Hole Quantity0
Flange Stud Hole Quantity3
Gasket Or Seal IncludedYes
Grade TypeRegular
Heat Shield IncludedNo
Manifold Bolt Hole Quantity8
MaterialCast Iron
Mounting Hardware IncludedYes
Package ContentsExhaust Manifold, 1 Manifold Gasket and 1 Flange, 6 Studs, 3 Nuts, 3 Springs, 3 Washers
Port ShapeSquare
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

✕

Free shipping Icon

FREE SHIPPING

Available on all kits, sets & Bison performance products