<BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">Originally posted by WPBGUY67:
I have been reading alot about "Throttle body spacers", "Air intake kits" and other things.
#1) Do they really work?
#2) If so, Why don't GM make them like that, since it increqases HP and Milage?
#3) Do these modifications affect the warranty? </div></BLOCKQUOTE>
I AM HERE TO TELL YOU THE ANSWER IS YES YES YES. I LOST ALL LOW END AFTER PUTTING 37S AFTER INSTALLING THE SPACER IT GAVE IT ALL BACK. I CAN NOT SPEAK FOR STOCK TIRE APLICATION BUT SEEMS TO ME IT COULD ONLY HELP
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