Have a base 06 Grand Prix. I just put in a custom cold air intake with spectre filter. What should my next few mods be? 180* T-stat? HV3? TB Spacer? Also, what's the best site for GP mods? ZZP?
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02-22-2010
Have a base 06 Grand Prix. I just put in a custom cold air intake with spectre filter. What should my next few mods be? 180* T-stat? HV3? TB Spacer? Also, what's the best site for GP mods? ZZP?
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