2004 GTO Sparkplugs??
01-31-2008, 08:46 PM
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2004 GTO Sparkplugs?? I have a 2004 GTO and I was wondering what kind of Spark plugs and what to gap them my horsepower range is nearly stock just a AEM Cold Air Intake your help would be Helpful
01-31-2008, 10:06 PM
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tr6's are a colder plug, usually if your planning on running nitrous these plugs are recommended otherwise for a car that is basically stock like yours, tr55's will do.
01-31-2008, 10:15 PM
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Well, i plan on gettin an slp loudmouth 1 catback exhaust, and a tuner. I haven't decided on nitrous yet.
Do the 04 ls1 motors have forged internals?
Do the 04 ls1 motors have forged internals?
Last edited by Ls1goat08; 02-01-2008 at 12:15 AM.
