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 – Passenger Side

PART#: 674-202
Dorman - OE Solutions
Add to My Projects
Exhaust Manifold - Passenger Side

$170.95

Select vehicle to confirm fitment

In stock

Need help? Talk to us, or chat with an expert!
Add to My Projects
Interchanges
BrandPart #
General Motors346222
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1988ChevroletP30Step-Van5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1988ChevroletP30Base5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1988GMCP3500Base5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1988GMCP3500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1987ChevroletP20Base5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1987ChevroletP20Step-Van5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1987ChevroletP30Step-Van5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1987ChevroletP30Base5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1987GMCP2500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1987GMCP2500Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1987GMCP3500Base5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1987GMCP3500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions) | Engine VIN: M;
1986ChevroletP20Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1986ChevroletP30Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1986GMCP2500Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1986GMCP2500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1986GMCP3500Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1986GMCP3500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1985ChevroletP20Step-Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1985ChevroletP20Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1985ChevroletP30Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1985ChevroletP30Step-Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1985GMCP2500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1985GMCP2500Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1985GMCP3500Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1985GMCP3500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1984ChevroletP20Step-Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1984ChevroletP20Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1984ChevroletP30Step-Van5.7V8GASRight
1984ChevroletP30Base5.7V8GASRight
1984GMCP2500Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1984GMCP2500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1984GMCP3500Base5.7V8GASRight
1984GMCP3500Value Van5.7V8GASRight
1983ChevroletP20Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1983ChevroletP20Step-Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1983ChevroletP30Base5.7V8GASRight
1983ChevroletP30Step-Van5.7V8GASRight
1983GMCP2500Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1983GMCP2500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1983GMCP3500Value Van5.7V8GASRight
1983GMCP3500Base5.7V8GASRight
1982ChevroletC20Custom5.7V8GASRight | Engine VIN: M;
1982ChevroletC20Scottsdale5.7V8GASRight | Engine VIN: M;
1982ChevroletC20Silverado5.7V8GASRight | Engine VIN: M;
1982ChevroletC20 SuburbanScottsdale5.7V8GASRight | Engine VIN: M;
1982ChevroletC20 SuburbanCustom5.7V8GASRight | Engine VIN: M;
1982ChevroletC20 SuburbanSilverado5.7V8GASRight | Engine VIN: M;
1982ChevroletC30Scottsdale5.7V8GASRight
1982ChevroletC30Custom5.7V8GASRight
1982ChevroletC30Silverado5.7V8GASRight
1982ChevroletK20Custom5.7V8GASRight | Engine VIN: M;
1982ChevroletK20Scottsdale5.7V8GASRight | Engine VIN: M;
1982ChevroletK20Silverado5.7V8GASRight | Engine VIN: M;
1982ChevroletK20 SuburbanScottsdale5.7V8GASRight | Engine VIN: M;
1982ChevroletK20 SuburbanCustom5.7V8GASRight | Engine VIN: M;
1982ChevroletK20 SuburbanSilverado5.7V8GASRight | Engine VIN: M;
1982ChevroletK30Scottsdale5.7V8GASRight | Engine VIN: M;
1982ChevroletK30Custom5.7V8GASRight | Engine VIN: M;
1982ChevroletK30Silverado5.7V8GASRight | Engine VIN: M;
1982ChevroletP20Step-Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1982ChevroletP20Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1982ChevroletP30Base5.7V8GASRightwo/Motorhome Chassis | Standard Cargo Van;
1982ChevroletP30Step-Van5.7V8GASRightwo/Motorhome Chassis | Standard Cargo Van;
1982GMCC2500Sierra Classic5.7V8GASRight | Engine VIN: M;
1982GMCC2500Base5.7V8GASRight | Engine VIN: M;
1982GMCC2500Sierra Grande5.7V8GASRight | Engine VIN: M;
1982GMCC2500High Sierra5.7V8GASRight | Engine VIN: M;
1982GMCC2500 SuburbanBase5.7V8GASRight | Engine VIN: M;
1982GMCC2500 SuburbanSierra Classic5.7V8GASRight | Engine VIN: M;
1982GMCC2500 SuburbanSierra Grande5.7V8GASRight | Engine VIN: M;
1982GMCC2500 SuburbanHigh Sierra5.7V8GASRight | Engine VIN: M;
1982GMCC3500Sierra Classic5.7V8GASRight
1982GMCC3500High Sierra5.7V8GASRight
1982GMCC3500Sierra Grande5.7V8GASRight
1982GMCC3500Base5.7V8GASRight
1982GMCK2500Sierra Classic5.7V8GASRight | Engine VIN: M;
1982GMCK2500Base5.7V8GASRight | Engine VIN: M;
1982GMCK2500Sierra Grande5.7V8GASRight | Engine VIN: M;
1982GMCK2500High Sierra5.7V8GASRight | Engine VIN: M;
1982GMCK2500 SuburbanSierra Classic5.7V8GASRight | Engine VIN: M;
1982GMCK2500 SuburbanSierra Grande5.7V8GASRight | Engine VIN: M;
1982GMCK2500 SuburbanHigh Sierra5.7V8GASRight | Engine VIN: M;
1982GMCK2500 SuburbanBase5.7V8GASRight | Engine VIN: M;
1982GMCK3500Sierra Classic5.7V8GASRight
1982GMCK3500Base5.7V8GASRight
1982GMCK3500Sierra Grande5.7V8GASRight
1982GMCK3500High Sierra5.7V8GASRight
1982GMCP2500Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1982GMCP2500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1982GMCP3500Base5.7V8GASRightwo/Motorhome Chassis | Standard Cargo Van;
1982GMCP3500Value Van5.7V8GASRightwo/Motorhome Chassis | Standard Cargo Van;
1981ChevroletC20Deluxe5.7V8GASRight | Engine VIN: M;
1981ChevroletC20Custom5.7V8GASRight | Engine VIN: M;
1981ChevroletC20Scottsdale5.7V8GASRight | Engine VIN: M;
1981ChevroletC20Cheyenne5.7V8GASRight | Engine VIN: M;
1981ChevroletC20Silverado5.7V8GASRight | Engine VIN: M;
1981ChevroletC20 SuburbanCustom5.7V8GASRight | Engine VIN: M;
1981ChevroletC20 SuburbanDeluxe5.7V8GASRight | Engine VIN: M;
1981ChevroletC30Silverado5.7V8GASRight
1981ChevroletC30Cheyenne5.7V8GASRight
1981ChevroletC30Deluxe5.7V8GASRight
1981ChevroletC30Custom5.7V8GASRight
1981ChevroletC30Scottsdale5.7V8GASRight
1981ChevroletCamaroZ285.0V8GASRight
1981ChevroletCamaroBerlinetta5.7V8GASRight
1981ChevroletCamaroBerlinetta4.4V8GASRight
1981ChevroletCamaroSport5.0V8GASRight
1981ChevroletCamaroSport4.4V8GASRight
1981ChevroletCamaroSport5.7V8GASRight
1981ChevroletCamaroBerlinetta5.0V8GASRight
1981ChevroletCamaroZ285.7V8GASRight
1981ChevroletK20Custom5.7V8GASRight | Engine VIN: M;
1981ChevroletK20Deluxe5.7V8GASRight | Engine VIN: M;
1981ChevroletK20Cheyenne5.7V8GASRight | Engine VIN: M;
1981ChevroletK20Scottsdale5.7V8GASRight | Engine VIN: M;
1981ChevroletK20Silverado5.7V8GASRight | Engine VIN: M;
1981ChevroletK20 SuburbanDeluxe5.7V8GASRight | Engine VIN: M;
1981ChevroletK20 SuburbanCustom5.7V8GASRight | Engine VIN: M;
1981ChevroletK30Cheyenne5.7V8GASRight
1981ChevroletK30Scottsdale5.7V8GASRight
1981ChevroletK30Custom5.7V8GASRight
1981ChevroletK30Deluxe5.7V8GASRight
1981ChevroletK30Silverado5.7V8GASRight
1981ChevroletP20Step-Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1981ChevroletP20Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1981ChevroletP30Base5.7V8GASRightwo/Motorhome Chassis | Standard Cargo Van;
1981ChevroletP30Step-Van5.7V8GASRightwo/Motorhome Chassis | Standard Cargo Van;
1981GMCC1500High Sierra5.7V8GASRight | Engine VIN: M;
1981GMCC1500Base5.7V8GASRight | Engine VIN: M;
1981GMCC1500Sierra Grande5.7V8GASRight | Engine VIN: M;
1981GMCC1500Sierra Classic5.7V8GASRight | Engine VIN: M;
1981GMCC1500Street Coupe5.7V8GASRight | Engine VIN: M;
1981GMCC2500Sierra Classic5.7V8GASRight | Engine VIN: M;
1981GMCC2500High Sierra5.7V8GASRight | Engine VIN: M;
1981GMCC2500Base5.7V8GASRight | Engine VIN: M;
1981GMCC2500Sierra Grande5.7V8GASRight | Engine VIN: M;
1981GMCC2500 SuburbanSierra Classic5.7V8GASRight | Engine VIN: M;
1981GMCC2500 SuburbanBase5.7V8GASRight | Engine VIN: M;
1981GMCC2500 SuburbanSierra Grande5.7V8GASRight | Engine VIN: M;
1981GMCC2500 SuburbanHigh Sierra5.7V8GASRight | Engine VIN: M;
1981GMCC3500High Sierra5.7V8GASRight
1981GMCC3500Sierra Classic5.7V8GASRight
1981GMCC3500Base5.7V8GASRight
1981GMCC3500Sierra Grande5.7V8GASRight
1981GMCK2500High Sierra5.7V8GASRight | Engine VIN: M;
1981GMCK2500Base5.7V8GASRight | Engine VIN: M;
1981GMCK2500Sierra Grande5.7V8GASRight | Engine VIN: M;
1981GMCK2500Sierra Classic5.7V8GASRight | Engine VIN: M;
1981GMCK2500 SuburbanSierra Grande5.7V8GASRight | Engine VIN: M;
1981GMCK2500 SuburbanHigh Sierra5.7V8GASRight | Engine VIN: M;
1981GMCK2500 SuburbanSierra Classic5.7V8GASRight | Engine VIN: M;
1981GMCK2500 SuburbanBase5.7V8GASRight | Engine VIN: M;
1981GMCK3500Sierra Grande5.7V8GASRight
1981GMCK3500Base5.7V8GASRight
1981GMCK3500High Sierra5.7V8GASRight
1981GMCK3500Sierra Classic5.7V8GASRight
1981GMCP2500Value Van5.7V8GASRightw/RPO Code NB2 (California Emissions)
1981GMCP2500Base5.7V8GASRightw/RPO Code NB2 (California Emissions)
1981GMCP3500Base5.7V8GASRightwo/Motorhome Chassis | Standard Cargo Van;
1981GMCP3500Value Van5.7V8GASRightwo/Motorhome Chassis | Standard Cargo Van;
1981PontiacFirebirdTrans Am5.0V8GASRight
1981PontiacFirebirdFormula5.0V8GASRight
1980ChevroletK5 BlazerCustom Deluxe5.0V8GASRight
1980ChevroletK5 BlazerSilverado5.7V8GASRight
1980ChevroletK5 BlazerCheyenne5.0V8GASRight
1980ChevroletK5 BlazerCustom Deluxe5.7V8GASRight
1980ChevroletK5 BlazerCheyenne5.7V8GASRight
1980ChevroletK5 BlazerSilverado5.0V8GASRight
1980ChevroletC10Big Ten5.0V8GASRight
1980ChevroletC10Cheyenne6.6V8GASRight
1980ChevroletC10Cheyenne5.7V8GASRight
1980ChevroletC10Custom Deluxe5.0V8GASRight
1980ChevroletC10Scottsdale5.7V8GASRight
1980ChevroletC10Custom Deluxe6.6V8GASRight
1980ChevroletC10Scottsdale5.0V8GASRight
1980ChevroletC10Silverado6.6V8GASRight
1980ChevroletC10Silverado5.7V8GASRight
1980ChevroletC10Cheyenne5.0V8GASRight
1980ChevroletC10Big Ten5.7V8GASRight
1980ChevroletC10Custom Deluxe5.7V8GASRight
1980ChevroletC10Scottsdale6.6V8GASRight
1980ChevroletC10Silverado5.0V8GASRight
1980ChevroletC10Big Ten6.6V8GASRight
1980ChevroletC10 SuburbanSilverado5.7V8GASRight
1980ChevroletC10 SuburbanScottsdale5.7V8GASRight
1980ChevroletC10 SuburbanCustom Deluxe5.7V8GASRight
1980ChevroletC20Custom Deluxe5.7V8GASRight
1980ChevroletC20Scottsdale6.6V8GASRight
1980ChevroletC20Cheyenne5.7V8GASRight
1980ChevroletC20Custom Deluxe6.6V8GASRight
1980ChevroletC20Cheyenne6.6V8GASRight
1980ChevroletC20Scottsdale5.7V8GASRight
1980ChevroletC20Silverado5.7V8GASRight
1980ChevroletC20Silverado6.6V8GASRight
1980ChevroletC20 SuburbanCustom Deluxe6.6V8GASRight
1980ChevroletC20 SuburbanCustom Deluxe5.7V8GASRight
1980ChevroletC20 SuburbanScottsdale6.6V8GASRight
1980ChevroletC20 SuburbanScottsdale5.7V8GASRight
1980ChevroletC20 SuburbanSilverado6.6V8GASRight
1980ChevroletC20 SuburbanSilverado5.7V8GASRight
1980ChevroletC30Cheyenne5.7V8GASRight
1980ChevroletC30Scottsdale5.7V8GASRight
1980ChevroletC30Custom Deluxe5.7V8GASRight
1980ChevroletC30Silverado5.7V8GASRight
1980ChevroletCamaroBase5.0V8GASRight
1980ChevroletCamaroBerlinetta5.7V8GASRight
1980ChevroletCamaroRally Sport4.4V8GASRight
1980ChevroletCamaroBase4.4V8GASRight
1980ChevroletCamaroBase5.7V8GASRight
1980ChevroletCamaroBerlinetta4.4V8GASRight
1980ChevroletCamaroRally Sport5.0V8GASRight
1980ChevroletCamaroRally Sport5.7V8GASRight
1980ChevroletCamaroZ285.7V8GASRight
1980ChevroletCamaroZ285.0V8GASRight
1980ChevroletCamaroBerlinetta5.0V8GASRight
1980ChevroletK10Cheyenne6.6V8GASRight
1980ChevroletK10Scottsdale5.7V8GASRight
1980ChevroletK10Cheyenne5.7V8GASRight
1980ChevroletK10Silverado6.6V8GASRight
1980ChevroletK10Custom Deluxe6.6V8GASRight
1980ChevroletK10Custom Deluxe5.7V8GASRight
1980ChevroletK10Silverado5.7V8GASRight
1980ChevroletK10Scottsdale6.6V8GASRight
1980ChevroletK10 SuburbanScottsdale5.7V8GASRight
1980ChevroletK10 SuburbanCustom Deluxe5.7V8GASRight
1980ChevroletK10 SuburbanSilverado5.7V8GASRight
1980ChevroletK20Cheyenne6.6V8GASRight
1980ChevroletK20Cheyenne5.7V8GASRight
1980ChevroletK20Custom Deluxe6.6V8GASRight
1980ChevroletK20Scottsdale5.7V8GASRight
1980ChevroletK20Silverado6.6V8GASRight
1980ChevroletK20Silverado5.7V8GASRight
1980ChevroletK20Custom Deluxe5.7V8GASRight
1980ChevroletK20Scottsdale6.6V8GASRight
1980ChevroletK20 SuburbanCustom Deluxe6.6V8GASRight
1980ChevroletK20 SuburbanSilverado5.7V8GASRight
1980ChevroletK20 SuburbanCustom Deluxe5.7V8GASRight
1980ChevroletK20 SuburbanScottsdale6.6V8GASRight
1980ChevroletK20 SuburbanScottsdale5.7V8GASRight
1980ChevroletK20 SuburbanSilverado6.6V8GASRight
1980ChevroletK30Cheyenne6.6V8GASRight
1980ChevroletK30Cheyenne5.7V8GASRight
1980ChevroletK30Custom Deluxe6.6V8GASRight
1980ChevroletK30Custom Deluxe5.7V8GASRight
1980ChevroletK30Silverado5.7V8GASRight
1980ChevroletK30Scottsdale6.6V8GASRight
1980ChevroletK30Scottsdale5.7V8GASRight
1980ChevroletK30Silverado6.6V8GASRight
1980ChevroletP20Step-Van5.7V8GASRight
Product info

The Dorman – OE Solutions Exhaust Manifold part number 674-202 is the perfect replacement for your Buick, Chevrolet, GMC, or Oldsmobile. It is designed to fit perfectly with part number 346222 and can be installed easily without any modifications.

One of the greatest benefits of this exhaust manifold is that it is manufactured with high-quality materials that are built to last. The manifold is made of cast iron, which is highly resistant to wear and tear, and can withstand high temperatures, making it perfect for use in a car’s exhaust system.

The Dorman – OE Solutions Exhaust Manifold part number 674-202 is also designed to provide superior performance. It is designed to efficiently direct exhaust gases away from the engine, which helps to improve the overall efficiency of the engine. This results in better fuel economy and increased horsepower.

Additionally, installation of this exhaust manifold is quite easy and can be done quickly. The manifold is made to fit perfectly, and it comes with all the necessary hardware needed for a quick and easy installation.

Overall, the Dorman – OE Solutions Exhaust Manifold part number 674-202 is an excellent choice for anyone looking for a reliable and durable car part. Its high-quality materials, superior performance, and easy installation make it a must-have for car enthusiasts who want the best for their vehicles.

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 Quantity6
MaterialCast Iron
Mounting Hardware IncludedYes
Package ContentsExhaust Manifold, 1 Manifold Gasket, 3 Studs, 3 Nuts, 6 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