2005 Pontiac GTO Header Install - Bellowing Goat
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The first step was to establish a baseline. Our '05 GTO benefits from a Corsa Sport after-cat but is otherwise stock down to the paper air filter. Attached to the Dynojet rollers, the GTO put down 325 rwhp and 325 lb-ft of torque. These figures were supported by another backup run. View Related Article
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