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Throttle body spacer?



05PontiacGP said:
Anyone try one these? Wondering if theyr worth it. i have series3 non-supercarged, with kn intake.
Click to expand...

Don’t waste your time; they don’t improve performance or economy. IMHO the only intake mod that does increase performance at all for an 05 N/A GP is the HV3 insert. Oh, and a high flow air filter when at WOT, like the one you installed.:th_thumbsup-wink:
 
I can only assume that was directed at me. The guy is apparently looking for cheap easy bolt-ons. And you pull rockers and cam comment! Lol More over those are valve train mods.:th_shakinghead2:
 


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