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Hummer H2 Spark Plugs

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Latest Customer Reviews

Pulstar Spark Plugs Reviews

2008 Hummer H2

Reviewed By Steven B (WEIRTON, WV) Reviewed for a 2008 Hummer H2 —2/1/2013 9:34 PM

Replaced my stock plugs with the Pulstar plugs along with a set of Accel Ceramic Plug wires. Noticed a slight increase in power and picked up about 1 mpg.

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