Keep harmful fumes from spewing out of your tailpipe when you install bolt on catalytic converters for H3. And, not only do our Hummer H3 catalytic converters not only clean up your emissions, but they also deliver major boosts in horsepower and efficiency.
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Hurry over to AutoAnything when you're in the market for a new H3 performance cat converter. Our virtual shelves are packed with names like Hummer H3 Magnaflow & Pacesetter catalytic converters. Plus, we back all Hummer accessories with our lower price guarantee. So, you won't pay less anywhere else.
Hummer H3 Catalytic Converters are Available for the Following Trims & Body Styles: