DIY CAI INTAKE for ls3 grand sport?
07-27-2016, 02:56 PM
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DIY CAI INTAKE for ls3 grand sport?
i always see on threads where people have modified their stock intake to a ram/cold air intake. but i have yet to find any threads on how to do this? if its that beneficial and worth doing over spending $400+ on an aftermarket one i want to know how! thanks!
07-28-2016, 09:45 AM
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