2008 Hummer H3 Catalytic Converters & Components

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    • (0 reviews)
      # mpn2231259417
      Hummer H3 3.7L 2008, Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by PaceSetter®. Position: Front. Emissions: EPA compliant. PaceSetter Manifold Catalytic Converters are custom-engineered to deliver maximum...
      Manifold Catalytic Converters are a direct replacement for original equipmentManufactured using mandrel-bent stainless steel tubing for a low restriction tubular manifold design
      $264.16
    • (0 reviews)
      # 564859739
      Hummer H3 3.7L 2008, Ultra™ Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by Walker®. Emissions: EPA compliant. Walker is an OE supplier to many major nameplate vehicle manufacturers. Trust Walker, an industry...
      Constructed to meet your vehicle’s specific emissions requirementsDesigned to meet EPA regulations
      $333.12
    • (1 review)
      # mpn1040720
      Hummer H3 3.7L 2008, Exhaust Manifold with Integrated Catalytic Converter by Bosal®. Emissions: EPA compliant. If you’re in need of a replacement catalytic converter, you can’t do better than Bosal. They’re a leading supplier to...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $323.21
    • (0 reviews)
      # mpn2072651587
      Hummer H3 3.7L 2008, Cast Iron Natural Exhaust Manifold with Integrated Catalytic Converter by Dorman®. Emissions: EPA compliant. Finish: Natural. Color: Natural. Header Coating: Uncoated. More like a complete kit than a single part,...
      Includes heat-shield for protection of hoses, wiring, and other engine componentsConstruction protects against warping and/or cracking
      $393.95
    • (0 reviews)
      # mpn2263350741
      Hummer H3 3.7L 2008, Exhaust Manifold with Integrated Catalytic Converter by DEC®. Position: Front. Emissions: EPA compliant. Pick out a catalytic converter by DEC and get your emissions back into check without worrying to fail again....
      Direct fitMade from a heavy duty stainless steel outer shell
      $478.38
    • (0 reviews)
      # mpn1300971043
      Hummer H3 3.7L 2008, Exhaust Manifold with Integrated Catalytic Converter by Davico®. Position: Front. Emissions: EPA compliant. This product by Davico will be a great solution to replace your failed or damaged catalytic converter. Once...
      Helps your vehicle emit harmless gasesDirect OEM replacement
      $237.86
    • (0 reviews)
      # 1016196405
      Hummer H3 3.7L without Sport Appearance Package 2008, Ultra™ Catalytic Converter and Pipe Assembly by Walker®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. Without...
      High precious metal load and high technology washcoat for premium performanceBody and pipe heat shields made of high quality materials for durability
      $204.91
    • (0 reviews)
      # mpn1818158
      Hummer H3 3.7L 2008, Ultra™ Catalytic Converter by Walker®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. Without Air Tube. Without O2 Sensor Port. Catalytic...
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $71.19
    • (0 reviews)
      # 131691492
      Hummer H3 5.3L 2008, Catalytic Converter and Pipe Assembly by AP Exhaust®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Without Air Tube. The growing concern for the environment means there is a growing need for...
      5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions
      $390.02 - $406.39
    • (0 reviews)
      # mpn615929572
      Hummer H3 3.7L 2008, Standard Catalytic Converter and Pipe Assembly by DEC®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear. Pick out a catalytic converter by DEC and get your emissions back into check...
      Direct fitMade from a heavy duty stainless steel outer shell
      $282.74
    • (0 reviews)
      # 545969072
      Hummer H3 5.3L 2008, Catalytic Converter and Pipe Assembly by Davico®. Emissions: EPA compliant. Converter Configuration: Direct Fit. With 2 O2 Sensor Ports. This direct-fit catalytic converter by Davico will be a great solution to...
      Helps your vehicle emit harmless gasesDirect OEM replacement
      $383.49 - $435.64
    • (0 reviews)
      # mpn1123140
      Hummer 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". Emissions: EPA compliant. Color: Silver. Header Coating:...
      $725.51
    • (0 reviews)
      # mpn1134541
      Hummer 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". Emissions: EPA compliant. Color: Silver. Header Coating:...
      $784.34
    • (0 reviews)
      # mpn1038335
      Hummer H3 3.7L 2008, Heavy Metal Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet...
      $100.27
    • (0 reviews)
      # mpn1149697
      Hummer H3 3.7L 2008, OEM Grade Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear. With Gasket. Catalytic Converter Overall Length: 47.5". If your car needs replacement,...
      $310.46
    • (0 reviews)
      # mpn1038304
      Hummer H3 3.7L 2008, OEM Grade Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet...
      $122.43
    • (0 reviews)
      # 317023802
      Hummer H3 5.3L with LEV2 Standard / with ULEV Standard 2008, Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. With Heat Shield. Without Air...
      $140.94 - $236.17
    • (0 reviews)
      # mpn4524527985
      Hummer H3 4WD 5.3L 2008, Catalytic Converter and Pipe Assembly by PaceSetter®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Driver Side. If you want to get the most out of your vehicle, this PaceSetter...
      Direct-Fit Catalytic Converters are a direct replacement for original equipmentManufactured using mandrel-bent 16-gauge and stainless steel tubing
      $305.31
    • (0 reviews)
      # mpn2662834505
      Hummer H3 3.7L 2008, Natural Exhaust Manifold with Integrated Catalytic Converter by ATP®. Emissions: EPA compliant. Finish: Natural. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifold-Converters provide a tested...
      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
      $433.04
    • (0 reviews)
      # mpn286628525
      Hummer H3 5.3L 2008, ECO GM Catalytic Converter by Eastern®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Driver Side Undercar. With 2 O2 Sensor Ports. Catalytic Outlet Diameter: 2.5". Catalytic Converter...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $294.56
    • (0 reviews)
      # 842220643
      Hummer H3 2008, ECO GM Catalytic Converter and Pipe Assembly by Eastern®. Emissions: EPA compliant. Converter Configuration: Direct Fit. If you need to replace your failed or damaged catalytic converter, this product is the right...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $179.36 - $333.23


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