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Buick Exhaust Manifolds

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Exhaust Manifold, 6 Cyl., 4.2L Engine
Replacement
Exhaust Manifold, 6 Cyl., 4.2L Engine
Part Number: REPC960707
Vehicle Info Required to Guarantee Fit
$108.99
Product Details
Emissions : 50-State LegalQuantity Sold : Sold individuallyWarranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 674777, 101403, 663272, 88890560, 8888905600, 24056704530728234Replaces OE Number : 101403, 663272, 88890560, 8888905600, 24056704530728234Returns Policy : 30-Day Return Policy
Exhaust Manifold - Passenger Side, Includes Manifold Gasket, Flange, Studs and Nuts
Replacement
Exhaust Manifold - Passenger Side, Includes Manifold Gasket, Flange, Studs and Nuts
Part Number: RC96070001
Vehicle Info Required to Guarantee Fit
$65.49
Product Details
Location : Passenger SideIncludes : Includes (1) Manifold Gasket, (1) Flange, (3) Studs, and (3) NutsEmissions : 50-State LegalQuantity Sold : KitWarranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 674785, 12600527Replaces OE Number : 12600527Returns Policy : 30-Day Return Policy
674-778 Passenger Side OE Solutions Series Exhaust Manifold, 50-State Legal
Dorman®
674-778 Passenger Side OE Solutions Series Exhaust Manifold, 50-State Legal
Part Number: RB674778
Vehicle Info Required to Guarantee Fit
$87.49
Product Details
Location : Passenger SideNotes : Cast iron materialEmissions : 50-State LegalQuantity Sold : KitWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 12588987Replaces OE Number : 12588987
SET-RB674197 Driver and Passenger Side Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Dorman®
SET-RB674197 Driver and Passenger Side Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Part Number: SET-RB674197
Vehicle Info Required to Guarantee Fit
$275.99
Product Details
Location : Driver And Passenger SideNotes : Set Components - (2) Exhaust Manifold; Cast iron materialEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Quantity Sold : Set of 2Warranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : G960709, 674249, 101084, 346222, G960710, 674250, 101080, 14067365Replaces OE Number : 101080, 14067365, 101084, 346222
674-901 Driver Side OE Solutions Series Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Dorman®
674-901 Driver Side OE Solutions Series Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Part Number: RB674901
Vehicle Info Required to Guarantee Fit
$261.49
Product Details
Location : Driver SideNotes : Cast iron materialEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Quantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 101460, 12603753Replaces OE Number : 101460, 12603753
SET-RB674779 Driver and Passenger Side Exhaust Manifold
Dorman®
SET-RB674779 Driver and Passenger Side Exhaust Manifold
Part Number: SET-RB674779
Vehicle Info Required to Guarantee Fit
$154.49
Product Details
Location : Driver And Passenger SideNotes : Set Components - (2) Exhaust Manifold Kit; Cast iron materialQuantity Sold : Set of 2Warranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 12571100, 12588987Replaces OE Number : 12571100, 12588987
674-479 OE Solutions Series Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Dorman®
674-479 OE Solutions Series Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Part Number: RB674479
Vehicle Info Required to Guarantee Fit
$89.99
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Quantity Sold : KitWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 12627186Replaces OE Number : 12627186Recommended Use : OE Replacement
674-919 Front OE Solutions Series Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Dorman®
674-919 Front OE Solutions Series Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Part Number: RB674919
Vehicle Info Required to Guarantee Fit
$168.99
Product Details
Location : FrontNotes : Cast iron materialEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Quantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 101540, 12568405Replaces OE Number : 101540, 12568405
674-918 Rear OE Solutions Series Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Dorman®
674-918 Rear OE Solutions Series Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Part Number: RB674918
Vehicle Info Required to Guarantee Fit
$257.49
Product Details
Location : RearNotes : Cast iron materialEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Quantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 101494, 12578348Replaces OE Number : 101494, 12578348
SET-RB674919 Front and Rear Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Dorman®
SET-RB674919 Front and Rear Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Part Number: SET-RB674919
Vehicle Info Required to Guarantee Fit
$404.99
Product Details
Location : Front And RearNotes : Set Components - (2) Exhaust Manifold Kit; Cast iron materialEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Quantity Sold : Set of 2Warranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 101494, 12578348, 101540, 12568405Replaces OE Number : 101494, 12578348, 101540, 12568405
SET-RB674269 Front and Rear Exhaust Manifold
Dorman®
SET-RB674269 Front and Rear Exhaust Manifold
Part Number: SET-RB674269
Vehicle Info Required to Guarantee Fit
$243.99
Product Details
Location : Front And RearNotes : Set Components - (2) Exhaust Manifold Kit; Cast iron materialQuantity Sold : Set of 2Warranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 101275, 10182321, G960740, 101129, 651259, 662764, 10182322, 10244605, SK674269Replaces OE Number : 101129, 651259, 662764, 10182322, 10244605, SK674269, 101275, 10182321
SET-RB674544 Front and Rear Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Dorman®
SET-RB674544 Front and Rear Exhaust Manifold, 46-State Legal (Cannot ship to CA, CO, NY or ME)
Part Number: SET-RB674544
Vehicle Info Required to Guarantee Fit
$302.99
Product Details
Location : Front And RearNotes : Set Components - (2) Exhaust Manifold Kit; Cast iron materialEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Quantity Sold : Set of 2Warranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 101275, 10182321, P960702, 101288, 24506309Replaces OE Number : 101275, 10182321, 101288, 24506309
SET-RB674541 Front and Rear Exhaust Manifold, 50-State Legal
Dorman®
SET-RB674541 Front and Rear Exhaust Manifold, 50-State Legal
Part Number: SET-RB674541
Vehicle Info Required to Guarantee Fit
$263.99
Product Details
Location : Front And RearNotes : Set Components - (2) Exhaust Manifold Kit; Cast iron materialEmissions : 50-State LegalQuantity Sold : Set of 2Warranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : REPB960701, 101273, 24503311, 24504379, REPB960702, 101274, 663036, 24503918, 24507481Replaces OE Number : 101273, 24503311, 24504379, 101274, 663036, 24503918, 24507481
674-902 OE Solutions Series Exhaust Manifold, 50-State Legal
Dorman®
674-902 OE Solutions Series Exhaust Manifold, 50-State Legal
Part Number: RB674902
Vehicle Info Required to Guarantee Fit
$464.49
Product Details
Notes : 4 bolt holes; Oval exhaust manifold inlet port shape; Left and right exhaust manifold compatibility; Cast Iron MaterialIncludes : (1) manifold gasket, (1) flange gasket, 4 studs, 4 nuts, 1 bolt, and installation hardware(s)Emissions : 50-State LegalQuantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 12635501Replaces OE Number : 12635501
674-937 OE Solutions Series Exhaust Manifold
Dorman®
674-937 OE Solutions Series Exhaust Manifold
Part Number: RB674937
Vehicle Info Required to Guarantee Fit
$106.49
Product Details
Notes : Cast iron materialQuantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 101551, 663432, 12615133, 12630741, 12643496Replaces OE Number : 101551, 663432, 12615133, 12630741, 12643496
Page 1 of 6 | Showing 1 - 15 of 76 results

Top Rated Products

Replacement Exhaust Manifold, 6 Cyl., 4.2L Engine
$108.99( Review)
Well I installed my manifold by myself and it was easy to remove and easy to replacedSee More
Seline C.
VERIFIED PURCHASER

Product Questions & Answers

Dorman 674-937 OE Solutions Series Exhaust Manifold
$106.49
Q:Does this fit a 2009 Chevy Malibu and does it's connect to the cat in the back of the engine? Show Less
Tommy
A:BEST ANSWERHi Mike, thank you for reaching out. Yes, it can fit a 2009 Malibu with a 2.4L gas engine and 6-speed automatic transmission. Yes, this connects to the cat near the engine. You can use the link below to order the part while stocks last. Have a good one! https://www.carparts.com/exhaust-manifold/dorman/rb674937?can=cpab2020_csqa_20221004 Show less
Andrew B.
 
3 Questions, 1 AnswerView all Q&As >

Shopping for Buick Exhaust Manifold

An engine, by and large, is the singular reason behind the operation of each and every vehicle on earth. Without an engine, it would not be possible for a vehicle to function. Consequently, it is important for vehicle owners to be mindful of the overall condition of their engines. This is because the well-being of these contraptions dictates the well-being of the vehicles they are part of as well.
 
 
The engine is not a mere chunk of steel made to sit under the hood of the vehicle for no good reason. Those who have seen engines up close know that small parts and peripherals constitute their entirety. These small constituents form a network, the mechanism of which caters to the overall operation of vehicles that have them. It is the processes that happen in this set of connections that power vehicles and make them run.
 
Like all vehicles in this day and age, Buick vehicles utilize engines to enable themselves to function. And like all other engines, the ones they utilize employ exhaust manifolds as well. Buick exhaust manifolds are one of the many parts that comprise the entirety of Buick engines. Their purpose is to collect exhaust gases from several exhaust ports and then channel them to the exhaust pipe or the catalytic converter.
 
The particular purpose Buick exhaust manifolds do is vital to the well-being of Buick engines. This is because they provide passageways for the release of the unwanted by-products produced by these engines. This function makes Buick exhaust manifolds one of the most useful parts of Buick engines, and what makes most people partial to these contraptions is the fact that they can be relied on not to deteriorate without having to go through years of continuous utilization. Consequently, this serviceability is what makes them help Buick vehicles fare better than ever.

Helpful Automotive Resources

P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3When there are only 3 O2 sensors it’s typically because there’s only one catalyst being monitored, and “Bank 1” is the default designation when there’s only one sensor in a category. Diagram showing 3 oxygen sensors | Image Source: Richard McCuistian
P0058 Code: HO2S Heater Control Circuit High (Bank 2, Sensor 2)
P0058 Code: HO2S Heater Control Circuit High (Bank 2, Sensor 2)Modern vehicles are equipped with a sensor that helps the vehicle’s computer measure the oxygen content in the exhaust. This sensor is called the oxygen sensor. Many oxygen sensors have a Zirconia sensing element. This sensing element is made of Zirconium, an electrically-conductive material that produces a small voltage in
P0080 Code: Exhaust Valve Control Solenoid Circuit High Bank 1
P0080 Code: Exhaust Valve Control Solenoid Circuit High Bank 1To be more specific, this code may be logged when the PCM detects that the signal and voltage from the exhaust control solenoid in Bank 1 is above specification. Bank 1 refers to the side of the engine where cylinder #1 is located, while the exhaust valve control solenoid can