2010 Hummer H3 Catalytic Converters

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    • Eastern® Direct Fit Catalytic Converter
      (0 reviews)
      # 54552106
      Hummer H3 5.3L 2010, Direct Fit Undercar Catalytic Converter by Eastern Catalytic®. If you need to replace your failed or damaged catalytic converter, this product is the right choice. Designed specifically for your vehicle, this...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
    • MagnaFlow® Direct Fit OEM Grade Catalytic Converter with Header
      (0 reviews)
      # 22199030
      Hummer H3 3.7L 2010, Direct Fit OEM Grade Catalytic Converter with Header by MagnaFlow®. 9.5" Wide. Includes Gaskets. If your car needs replacement, install one that will get you through the smog check and give you more horsepower....
      Reduces harmful emissionsIncreases exhaust flow compared to original factory converter
    • Weapon-R® CEL Eliminator
      (4 reviews)
      # 290727
      Universal CEL Eliminator by Weapon-R®. CEL Light Eliminator gets rid of the Check Engine Light and will not effect the performance of your vehicle. We carefully test and research the correct amount air / fuel ratio which is needed...
    • Spectre Performance® Exhaust Header Reducer
      (1 reviews)
      # 12056627
      Universal Exhaust Header Reducer by Spectre Performance®. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the best performance in the market proven on the racetrack! All products...
      High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality

    2010 Hummer H3 Catalytic Converters Reviews
    Average rating: 4 3.8 - 1 reviews
    Good Job
    2006 Hummer H3 | Posted by Andrew | (Cut Bank, MT)

    They have great customer service! At a great price.

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    2010 Hummer H3 Models
    • 2010 Hummer H3 Alpha Catalytic Converters & Components
    • 2010 Hummer H3 Base Catalytic Converters & Components