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Hummer Catalytic Converters

Hummer catalytic converters from AutoAnything, let you keep your performance while curbing your emissions. They are custom sized so that they bolt right on in place of your factory one and our Hummer catalytic converter is built to last! They meet every single EPA standard and have a 50,000 mile warranty.
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Latest Customer Reviews

PaceSetter Exhaust Manifold Catalytic Converters (Federal EPA-Compliant) Reviews


1/2 the $ higher performance then OEM

Reviewed By mark b (PITTSFIELD, ME) Reviewed for a 2006 Hummer H3 —5/21/2016 9:06 AM

More lower end torque and way less then gm

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Magnaflow Direct-Fit Catalytic Converters - Federal Reviews


Bill

Reviewed By Dave V (Highland, IN) Reviewed for a 2003 Hummer H2 —6/17/2015 6:45 AM

The install was very easy parts fit well Passed emission no problem

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Dorman Direct-Fit Catalytic Converters (Federal EPA-Compliant) Reviews


As advertised

Reviewed By Majed A (Mahopac, NY) —7/25/2020 6:27 AM

Shipped quickly and was as advertised

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Helpful Hummer Catalytic Converters Articles

Our Hummer catalytic converters are completely legal in California, as well as all other states. And our Hummer high flow catalytic converter will prevent exhaust flow backups by cutting through pollutants better. A smart thing in these times! Grab a catalytic converter for your Hummer and check out our other fabulous Hummer accessories while you are at it!

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