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Hummer Exhaust Manifold Reviews
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Hummer Replacement Exhaust Manifolds

Hummer Exhaust Manifold Excellent capability and performance are derived from top-notch components and accessories. When you bought that Hummer, you were buying a car or truck of high quality and outstanding looks; you want to preserve your investment by choosing the most top-notch parts and accessories. Hummer is a bold dealer of sturdy and one of a kind vehicles that make on or off road maneuvers fun and possible. A Hummer Exhaust Manifold collects exhaust gases from the motor and removes them via your exhaust pipe. Performance-boosting exhaust systems can increase your vehicle's horsepower by cutting down on back pressure from the exhaust and augmenting the car's efficiency. Carefully tuned Hummer Exhaust Manifolds use primary tubes tuned to the exhaust pulse or are tuned to match the engine's resonance to improve the velocity of the exhaust, boosting engine output. You don't have to choose between your bankroll and value if you order your parts and accessories through us. Every Hummer definitely makes a statement … make it a singular one with our many choices of stylish parts. Ensure that your vehicle will maintain optimal performance by purchasing reliable automotive components from our secure web store. If you need information about which specific parts you need for your car, just ask us: live service help is standing by to advise you.

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Review Fitment Notes
Right Replacement Exhaust Manifold - for 2009 Hummer H2 6.2L V8 - N01-161 Click to Enlarge
5 Stars
Replacement N01-161
Exhaust Manifold
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Part Number: N01-161
Brand: Replacement
Notes: Exhaust Manifold -- Right (Passenger Side) Exhaust Manifold Kit
Product Remark: Kit Includes; (1) Exhaust Manifold, (1) Cylinder Head Gasket, (1) Exhaust Pipe Gasket, (3) Studs, and (3) Nuts
Position: Right
Condition: New
Shipping Options: Free Ground Shipping
$80.95
with FREE Shipping
View Details
This Part Fits:
Catalog: E
Vehicle Engine
2009 Hummer H2 6.2L V8
Bosal Exhaust Manifold with Integrated Catalytic Converter - for 2007 Hummer H3 3.7L 5 Cyl - 079-5230 Click to Enlarge
4 Stars
Bosal 079-5230
Exhaust Manifold with Integrated Catalytic Converter
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Part Number: 079-5230
Brand: Bosal
Notes: BRExhaust Federal Direct-Fit Premium Load OBDII Exhaust Manifold with Integrated Catalytic Converter
Condition: New
Shipping Options: Ground
5 Year / 25,000 Mile Bosal Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$642.43
View Details
This Part Fits:
Catalog: B
Vehicle Engine
2007 Hummer H3 3.7L 5 Cyl
Bosal Exhaust Manifold with Integrated Catalytic Converter - for 2006 Hummer H3 3.5L 5 Cyl - 079-5209 Click to Enlarge
5 Stars
Bosal 079-5209
Exhaust Manifold with Integrated Catalytic Converter
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Part Number: 079-5209
Brand: Bosal
Notes: BRExhaust Federal Direct-Fit Premium Load OBDII Exhaust Manifold with Integrated Catalytic Converter -- Not Legal For Sale In California Not Legal In NY For Vehicles with California Emissions
Condition: New
Body Material: Stainless Steel
Mounting Hardware Included: Yes
Material: Stainless Steel
Type: Federal / EPA Compliant
Series: Federal
Type: Direct-Fit
Shipping Options: Ground
5 Year / 25,000 Mile Bosal Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$581.43
(4) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2006 Hummer H3 3.5L 5 Cyl
Front Dorman Exhaust Manifold with Integrated Catalytic Converter - for 2007 Hummer H3 3.7L 5 Cyl - 674-989 Click to Enlarge
5 Stars
Dorman 674-989
Exhaust Manifold with Integrated Catalytic Converter
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Part Number: 674-989
Brand: Dorman
Notes: Catalytic Converter with Integrated Exhaust Manifold -- CARB Compliant: No
  • Designed to match the fit and performance of the original equipment
  • Includes gaskets and downpipe hardware to simplify installation
  • Made within strict tolerances for reliable longevity
Position: Front
Condition: New
Color: Natural
Grade Type: Regular
Package Contents: Exhaust Manifold; Gaskets and Hardware
Shipping Options: Ground
Lifetime Dorman Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$547.43
(6) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2007 Hummer H3 3.7L 5 Cyl
API Exhaust Manifold with Integrated Catalytic Converter - for 2007 Hummer H3 3.7L 5 Cyl - 2101-512108 Click to Enlarge
5 Stars
API 2101-512108
Exhaust Manifold with Integrated Catalytic Converter
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Part Number: 19076-07806174
Brand: API
Notes: OES -- EPA Federal Compliant-Standard Loading Catalyst- Not Legal for sale or use in California. Legal in NY and ME on EPA Federal Emmision Equipped Vehicles Only
Condition: New
Shipping Options: Ground
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$295.98
(7) In Stock
This Part Fits:
Catalog: P
Vehicle Engine
2007 Hummer H3 3.7L 5 Cyl
Bosal Exhaust Manifold with Integrated Catalytic Converter - for 2008 Hummer H3 3.7L 5 Cyl - 079-5230 Click to Enlarge
4 Stars
Bosal 079-5230
Exhaust Manifold with Integrated Catalytic Converter
Loading Reviews...
Part Number: 079-5230
Brand: Bosal
Notes: BRExhaust Federal Direct-Fit Premium Load OBDII Exhaust Manifold with Integrated Catalytic Converter
Condition: New
Shipping Options: Ground
5 Year / 25,000 Mile Bosal Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$642.43
View Details
This Part Fits:
Catalog: B
Vehicle Engine
2008 Hummer H3 3.7L 5 Cyl
API Exhaust Manifold with Integrated Catalytic Converter - for 2008 Hummer H3 3.7L 5 Cyl - 2101-512108 Click to Enlarge
5 Stars
API 2101-512108
Exhaust Manifold with Integrated Catalytic Converter
Loading Reviews...
Part Number: 28825-07806174
Brand: API
Notes: OES -- EPA Federal Compliant-Standard Loading Catalyst- Not Legal for sale or use in California. Legal in NY and ME on EPA Federal Emmision Equipped Vehicles Only
Condition: New
Shipping Options: Ground
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$295.98
(7) In Stock
This Part Fits:
Catalog: P
Vehicle Engine
2008 Hummer H3 3.7L 5 Cyl
Front Dorman Exhaust Manifold with Integrated Catalytic Converter - for 2008 Hummer H3 3.7L 5 Cyl - 674-989 Click to Enlarge
5 Stars
Dorman 674-989
Exhaust Manifold with Integrated Catalytic Converter
Loading Reviews...
Part Number: 674-989
Brand: Dorman
Notes: Catalytic Converter with Integrated Exhaust Manifold -- CARB Compliant: No
  • Designed to match the fit and performance of the original equipment
  • Includes gaskets and downpipe hardware to simplify installation
  • Made within strict tolerances for reliable longevity
Position: Front
Condition: New
Color: Natural
Grade Type: Regular
Package Contents: Exhaust Manifold; Gaskets and Hardware
Shipping Options: Ground
Lifetime Dorman Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$547.43
(6) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2008 Hummer H3 3.7L 5 Cyl
Walker Exhaust Manifold with Integrated Catalytic Converter - for 2008 Hummer H3 3.7L 5 Cyl - 16578 Click to Enlarge
Website Reviews
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Part Number: 16578
Brand: Walker
Notes: EPA -- Fits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional Part(s) Needed To Complete Installation: 31555; Ultra Type
  • EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA & CO. Legal in NY & ME on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details.
  • DIRECT-FIT DESIGN -- Bolt-off, bolt-on OE-style converter with integrated manifold assemblies that attach directly to engine cylinder head and match all downstream connections
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES -- OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • STRONG AND DURABLE -- Features thick OE-style flanges and manifolds for strength and durability
  • OE-STYLE DESIGN -- Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
  • BUY WITH CONFIDENCE -- Backed by Walker's 25,000-mile/40,000-kilometer emissions and 5-year 50,000-mile/80,000-kilometer structural integrity warranty. Visit Walkerexhaust.com for details.
Condition: New
Substrate Material: Ceramic
Shipping Options: Ground
5 Year / 50,000 Mile Walker Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$632.43
(10) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2008 Hummer H3 3.7L 5 Cyl
Front OP Exhaust Manifold with Integrated Catalytic Converter - for 2006 Hummer H3 - OPCG4041 Click to Enlarge
Website Reviews
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Part Number: OPCG4041
Brand: OP
Notes: Catalytic Converter with Integrated Exhaust Manifold -- Not for sale or use in the states of CA/NY/ME if vehicle is equipped with CA emissions (CARB Std.)
Position: Front
Condition: New
Shipping Options: Ground
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$318.43
(48) In Stock
This Part Fits:
Catalog: B
Vehicle
2006 Hummer H3
Front Dorman Exhaust Manifold with Integrated Catalytic Converter - for 2006 Hummer H3 3.5L 5 Cyl - 674-703 Click to Enlarge
5 Stars
Dorman 674-703
Exhaust Manifold with Integrated Catalytic Converter
Loading Reviews...
Part Number: 674-703
Brand: Dorman
Notes: Catalytic Converter with Integrated Exhaust Manifold -- CARB Compliant: No
  • Designed to match the fit and performance of the original equipment
  • Includes gaskets and downpipe hardware to simplify installation
  • Made within strict tolerances for reliable longevity
Position: Front
Condition: New
Package Contents: Exhaust Manifold; 1 Input Gasket; 1 Output Flange
Color: Natural
Grade Type: Regular
Shipping Options: Ground
Lifetime Dorman Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$563.43
(6) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2006 Hummer H3 3.5L 5 Cyl
Right Dorman Exhaust Manifold - for 2003 Hummer H2 6.0L V8 - 674-732 Click to Enlarge
5 Stars
Dorman 674-732
Exhaust Manifold
Loading Reviews...
Part Number: 674-732
Brand: Dorman
Notes: Exhaust Manifold
  • Precision-engineered and durably manufactured to match the fit and function of the stock manifold
  • Durable materials resist warping, cracking and leaking for long-lasting performance
  • Includes all necessary gaskets and downpipe hardware
Position: Right
Condition: New
Color: Natural
Package Contents: Exhaust Manifold; 1 Manifold Gasket; 2 Flange Gaskets; 3 Studs; 3 Nuts
Grade Type: Regular
Shipping Options: Ground
$111.43
(51) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Hummer H2 6.0L V8
Left Dorman Exhaust Manifold - for 2003 Hummer H2 6.0L V8 - 674-522 Click to Enlarge
4.6 Stars
Dorman 674-522
Exhaust Manifold
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Part Number: 674-522
Brand: Dorman
Notes: Exhaust Manifold
  • Precision-engineered and durably manufactured to match the fit and function of the stock manifold
  • Durable materials resist warping, cracking and leaking for long-lasting performance
  • Includes all necessary gaskets and downpipe hardware
Position: Left
Condition: New
Grade Type: Regular
Color: Natural
Package Contents: Exhaust Manifold; 1 Manifold Gasket; 1 Flange Gasket; 3 Studs; 3 Nuts
Shipping Options: Ground
$87.43
(91) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Hummer H2 6.0L V8
Right Dorman Exhaust Manifold - for 2005 Hummer H2 6.0L V8 - 674-732 Click to Enlarge
5 Stars
Dorman 674-732
Exhaust Manifold
Loading Reviews...
Part Number: 674-732
Brand: Dorman
Notes: Exhaust Manifold
  • Precision-engineered and durably manufactured to match the fit and function of the stock manifold
  • Durable materials resist warping, cracking and leaking for long-lasting performance
  • Includes all necessary gaskets and downpipe hardware
Position: Right
Condition: New
Color: Natural
Package Contents: Exhaust Manifold; 1 Manifold Gasket; 2 Flange Gaskets; 3 Studs; 3 Nuts
Grade Type: Regular
Shipping Options: Ground
$111.43
(51) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2005 Hummer H2 6.0L V8
Right Dorman Exhaust Manifold - for 2004 Hummer H2 6.0L V8 - 674-732 Click to Enlarge
5 Stars
Dorman 674-732
Exhaust Manifold
Loading Reviews...
Part Number: 674-732
Brand: Dorman
Notes: Exhaust Manifold
  • Precision-engineered and durably manufactured to match the fit and function of the stock manifold
  • Durable materials resist warping, cracking and leaking for long-lasting performance
  • Includes all necessary gaskets and downpipe hardware
Position: Right
Condition: New
Color: Natural
Package Contents: Exhaust Manifold; 1 Manifold Gasket; 2 Flange Gaskets; 3 Studs; 3 Nuts
Grade Type: Regular
Shipping Options: Ground
$111.43
(51) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2004 Hummer H2 6.0L V8
Walker Exhaust Manifold with Integrated Catalytic Converter - for 2007 Hummer H3 Base 3.7L 5 Cyl - 16481 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: 16481
Brand: Walker
Notes: EPA -- Fits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Includes Front Gasket; Ultra Type
  • EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA & CO. Legal in NY & ME on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details.
  • DIRECT-FIT DESIGN -- Bolt-off, bolt-on OE-style converter with integrated manifold assemblies that attach directly to engine cylinder head and match all downstream connections
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES -- OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • STRONG AND DURABLE -- Features thick OE-style flanges and manifolds for strength and durability
  • OE-STYLE DESIGN -- Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
  • BUY WITH CONFIDENCE -- Backed by Walker's 25,000-mile/40,000-kilometer emissions and 5-year 50,000-mile/80,000-kilometer structural integrity warranty. Visit Walkerexhaust.com for details.
Condition: New
Substrate Material: Ceramic
Shipping Options: Ground
5 Year / 50,000 Mile Walker Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$699.43
(3) In Stock
This Part Fits:
Catalog: B
Vehicle Sub Model Engine
2007 Hummer H3 Base 3.7L 5 Cyl
Right Dorman Exhaust Manifold - for 2008 Hummer H2 - W0133-1866523 Click to Enlarge
5 Stars
Dorman W0133-1866523
Exhaust Manifold
Loading Reviews...
Part Number: W0133-1866523
Brand: Dorman
Position: Right
Condition: New
Shipping Options: Ground, Overnight, 2 Day
List Price:
$273.31
Our Price: $93.58
View Details
This Part Fits:
Catalog: A
Vehicle
2008 Hummer H2
Front Dorman Exhaust Manifold with Integrated Catalytic Converter - for 2006 Hummer H3 3.5L 5 Cyl - 674-703 Click to Enlarge
5 Stars
Dorman 674-703
Exhaust Manifold with Integrated Catalytic Converter
Loading Reviews...
Part Number: 674-703
Brand: Dorman
Notes: Catalytic Converter with Integrated Exhaust Manifold -- CARB Compliant: No
  • Designed to match the fit and performance of the original equipment
  • Includes gaskets and downpipe hardware to simplify installation
  • Made within strict tolerances for reliable longevity
Position: Front
Condition: New
Package Contents: Exhaust Manifold; 1 Input Gasket; 1 Output Flange
Color: Natural
Grade Type: Regular
Shipping Options: Ground
Lifetime Dorman Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$558.08
(1) In Stock
This Part Fits:
Catalog: H
Vehicle Engine
2006 Hummer H3 3.5L 5 Cyl
Front Dorman Exhaust Manifold with Integrated Catalytic Converter - for 2008 Hummer H3 3.7L 5 Cyl - 674-989 Click to Enlarge
5 Stars
Dorman 674-989
Exhaust Manifold with Integrated Catalytic Converter
Loading Reviews...
Part Number: 674-989
Brand: Dorman
Notes: Catalytic Converter with Integrated Exhaust Manifold -- CARB Compliant: No
  • Designed to match the fit and performance of the original equipment
  • Includes gaskets and downpipe hardware to simplify installation
  • Made within strict tolerances for reliable longevity
Position: Front
Condition: New
Color: Natural
Grade Type: Regular
Package Contents: Exhaust Manifold; Gaskets and Hardware
Shipping Options: Ground
Lifetime Dorman Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$454.98
View Details
This Part Fits:
Catalog: C
Vehicle Engine
2008 Hummer H3 3.7L 5 Cyl
SKP Exhaust Manifold Kit - for 2009 Hummer H2 6.2L V8 - SK674732 Click to Enlarge
5 Stars
SKP SK674732
Exhaust Manifold Kit
Loading Reviews...
Part Number: SK674732
Brand: SKP
Notes: Exhaust Manifold Kit
  • Meets or exceeds OEM specifications
  • Rigorous quality control measures
  • 12-month SKP limited warranty
Condition: New
Shipping Options: Ground
$64.98
(41) In Stock
This Part Fits:
Catalog: T
Vehicle Engine
2009 Hummer H2 6.2L V8
DIY Solutions Exhaust Manifold with Integrated Catalytic Converter - for 2006 Hummer H3 3.5L 5 Cyl - EXH00454 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: EXH00454
Brand: DIY Solutions
Notes: Catalytic Converter with Integrated Exhaust Manifold -- L5 3.5L
Condition: New
Shipping Options: Free Ground Shipping
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$282.95
with FREE Shipping
(13) In Stock
This Part Fits:
Catalog: Q
Vehicle Engine
2006 Hummer H3 3.5L 5 Cyl
Walker Exhaust Manifold with Integrated Catalytic Converter - for 2007 Hummer H3 Base 3.7L 5 Cyl - 16481 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: 16481
Brand: Walker
Notes: EPA -- Fits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Includes Front Gasket; Ultra Type
  • EPA COMPLIANT -- For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA & CO. Legal in NY & ME on EPA Federal Emission Equipped Vehicles only. Consult your state's aftermarket converter regulations for details.
  • DIRECT-FIT DESIGN -- Bolt-off, bolt-on OE-style converter with integrated manifold assemblies that attach directly to engine cylinder head and match all downstream connections
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES -- OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • STRONG AND DURABLE -- Features thick OE-style flanges and manifolds for strength and durability
  • OE-STYLE DESIGN -- Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
  • BUY WITH CONFIDENCE -- Backed by Walker's 25,000-mile/40,000-kilometer emissions and 5-year 50,000-mile/80,000-kilometer structural integrity warranty. Visit Walkerexhaust.com for details.
Condition: New
Substrate Material: Ceramic
Shipping Options: Ground
5 Year / 50,000 Mile Walker Limited Warranty
{We currently do not ship this catalytic converter to California, Colorado, New York, or Maine}
$1,052.98
(2) In Stock
This Part Fits:
Catalog: N
Vehicle Sub Model Engine
2007 Hummer H3 Base 3.7L 5 Cyl

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5 of 5
Verified Customer
2/14/14 12:18 PM - USA

you get quality parts and Save a ton of Money compared to auto parts stores thanks Parts geek - Exhaust Manifold

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5 of 5
Verified Customer
5/31/14 10:39 AM - USA

I ordered a replacement exhaust manifold for my Hummer H3, and was completely happy with the service and quality that PartsGeek provided...Thank you P artsGeek, Excellent job - Wayne G..

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