2008 Hummer H3 Exhaust Headers & Manifolds
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AP Exhaust®Stainless Steel Direct Fit Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L with California Emission / Federal Emission 2008, Stainless Steel Direct Fit Exhaust Manifold with Integrated Catalytic Converter by AP Exhaust®. Position: Front. Today’s exhaust performance market continues to cover a...5-year / 50,000-mile warranty on converterSpecifically engineered for Manifold Converter equipped vehicles$677.94 - Dorman®Cast Iron Natural Exhaust ManifoldHummer H3 5.3L 2008, Cast Iron Natural Exhaust Manifold by Dorman®. Position: Passenger Side. Color: Natural. Header Coating: Uncoated. This exhaust manifold was precision-engineered and durably manufactured to match the fit and...Ideal replacement - this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehiclesReliable construction - durable materials resist warping, cracking and leaking for long-lasting performance$138.45
- TRQ®Exhaust ManifoldHummer H3 5.3L 2008, Exhaust Manifold by TRQ®. Position: Passenger Side. Made with quality in mind, this high-grade TRQ exhaust manifold fits right away without any trouble. It is built using the latest technology and innovation to meet...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$117.95
- Dorman®Exhaust Manifold Hardware KitHummer H3 5.3L 2008, Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle running its...Direct replacement for a proper fitBuilt to Last$9.06 - $14.90
- Dorman®Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L 2008, Exhaust Manifold with Integrated Catalytic Converter by Dorman®. More like a complete kit than a single part, many of the Exhaust Manifolds include gaskets and hardware for a complete installation. Since this part...Includes heat-shield for protection of hoses, wiring, and other engine componentsConstruction protects against warping and/or cracking$679.46 - $1,152.28
- Davico®Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L 2008, Exhaust Manifold with Integrated Catalytic Converter by Davico®. Position: Front. This product by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat fails to...Helps your vehicle emit harmless gasesDirect OEM replacement$31.58 - $358.20
- Walker®Ultra™ Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L 2008, Ultra™ Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by Walker®. Walker is an OE supplier to many major nameplate vehicle manufacturers. Trust Walker, an industry leader, for the finest...Constructed to meet your vehicle’s specific emissions requirementsDesigned to meet EPA regulations$664.10
- CATCO®Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L with California Emission / Federal Emission 2008, Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by CATCO®. Position: Front. Designed and manufactured with innovative fabrication methods, high-tech...Packed with the latest technological advancementsWill surpass your expectations for performance$894.07
- MagnaFlow®Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L 2008, Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. If your car needs replacement, install one that will get you through the smog check. This converter is part of the exhaust...Made to provide unequaled quality and reliabilityMade with the use of the latest technologies$1,429.00 - $2,328.00
- SKP®Exhaust ManifoldHummer H3 5.3L 2008, Exhaust Manifold by SKP®. Put your vehicle back to its original condition with this top-notch transfer case component designed to efficiently transmit the engine power to both the front and rear axles through...Designed to send the engine power to both the front and rear axlesDirect-fit replacement for your overworked, out-of-shape transfer case$80.03
- ACDelco®Genuine GM Parts™ Cast Iron Exhaust ManifoldHummer H3 5.3L 2008, Genuine GM Parts™ Cast Iron Exhaust Manifold by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$147.56 - $174.19
- iD Select®ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L 2008, ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by iD Select®. Position: Front. Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select. It’s...Direct OEM replacement for your malfunctioning exhaust partMade to deliver the ultimate in quality, reliability, and value$750.15
- MagnaFlow®Heavy Metal Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L 2008, Heavy Metal Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 3". Color: Silver. Header Coating: Uncoated. If your car...Reduces harmful emissionsPhysically part of the exhaust header/manifold assembly$1,059.00
- MagnaFlow®OEM Grade Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L 2008, OEM Grade Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 3". Color: Silver. Header Coating: Uncoated. If your car needs...Reduces harmful emissionsPhysically part of the exhaust header/manifold assembly$1,112.00
- ATP®Natural Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L 2008, Natural Exhaust Manifold with Integrated Catalytic Converter by ATP®. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifold-Converters provide a tested and proven solution to repair vehicles with...Engineered as direct OE replacement ensuring manifold will line up and flow like the original unitHigh grade steel and precious metals resist fatigue and provide long lasting reliable catalyst performance$585.17
- Stage 8®Steel Nickel plated Header Locking Bolt KitHummer H3 5.3L 2008, Steel Nickel plated Header Locking Bolt Kit by Stage 8®. Stage 8 locking fastener solutions are fail-safe when used and installed as directed. They are removable and reusable and can be visually inspected; if the...Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system$75.82
- Remflex®Exhaust Header GasketsHummer H3 5.3L 2008, Exhaust Header Gaskets by Remflex®. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications. Whether you have an old pick-up that needs a manifold gasket or a...Designed to crush 50%This allows them to fill gaps in the flange surface up to 1/16"$31.83
- Fel-Pro®Exhaust Manifold Gasket SetHummer H3 2008, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets meet...Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry$8.36 - $14.05
- ACDelco®Genuine GM Parts™ Exhaust Manifold GasketHummer H3 2008, Genuine GM Parts™ Exhaust Manifold Gasket by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$19.81 - $23.18
- Apex Auto®Exhaust Manifold Gasket SetHummer H3 2008, Exhaust Manifold Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.64 - $7.76
- Mahle®Exhaust Manifold GasketHummer H3 2008, Exhaust Manifold Gasket by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver...High quality at an affordable priceExpertly made from premium materials$15.07 - $22.16
- Elring®Exhaust Manifold GasketHummer H3 5.3L 2008, Exhaust Manifold Gasket by Elring®. For professional repairs, place your trust in gaskets, gasket sets and service parts from Elring - the reliable and experienced supplier of spare parts to original equipment...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$10.91
- Walker®Graphoil Donut Exhaust Manifold Flange GasketHummer H3 3.7L 2008, Graphoil Donut Exhaust Manifold Flange Gasket by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust...Makes installation quick and easyOptimal OE-style fit and quality$15.25
- Fel-Pro®Exhaust Manifold Hardware KitHummer H3 5.3L 2008, Exhaust Manifold Hardware Kit by Fel-Pro®. Set services one exhaust manifold or two exhaust manifolds. If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from seals and...Direct OEM replacement for a proper fitEnsures reliable sealing performance$28.25
- Hedman Hedders®Cast Steel Exhaust ManifoldsCast Steel Exhaust Manifolds by Hedman Hedders®. Primary Tubing Diameter: 1.625". These cast steel manifolds have a low profile. Their design offers excellent clearance, while the thick cast design is extremely durable and dramatically...Made of High Quality Cast SteelBuilt to Last$422.30 - $512.44
- Dorman®Brass Exhaust Manifold Hardware KitBrass Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle running its best.Direct replacement for a proper fitBuilt to Last$5.63
- Vibrant Performance®Stainless Steel Exhaust FlangeUniversal Stainless Steel Exhaust Flange by Vibrant Performance®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...High quality at an affordable priceExpertly made from premium materials$5.75 - $69.99
- Walker®Manifold Stud Bolt KitManifold Stud Bolt Kit by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When you choose Walker accessories, you...Makes installation quick and easyOptimal OE-style fit and quality$0.63 - $1.39
- BRExhaust®Exhaust Manifold NutExhaust Manifold Nut by BRExhaust®. BRExhaust has a vast selection of all necessary accessories and hardware to help you make the exhaust system installation or repair job quickly and easily. Choose BRExhaust, and you'll get OE-quality...Constructed for a hassle-free exhaust repairEnsures a precise fit$1.22 - $2.54
- Thunderbolt®Exhaust Manifold with Integrated Catalytic ConverterHummer H3 3.7L 2008, Exhaust Manifold with Integrated Catalytic Converter by Thunderbolt®. Position: Front. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These...Designed to improve exhaust flowBuilt to enhance the performance of your vehicle$264.62
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2008 Hummer H3 Exhaust Headers Reviews
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MagnaFlow® - Heavy Metal Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterPosted by Alexander (Henderson, NV) / June 18, 20192006 Hummer H3
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