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Old 05-27-2013, 01:21 AM   #15
Drives: 69 Chevelle SS396 2013 ZL1
Join Date: Mar 2010
Location: West
Posts: 700
Originally Posted by spaceaholic View Post
Im on the fence about adding a CAI...if such a simple, relatively inexpensive mod can make a 20-30 HP difference why wouldnt GM do it as part of the stock build (at a minimum it would permit the company to avertise 600 HP)...seems to good to be true

What am I missing here?

Engineering for water intake and noise.
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