90mm ls6 intake man. + 90mm TB = TUNE?
06-20-2008, 09:00 AM
#1
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90mm ls6 intake man. + 90mm TB = TUNE? i have a stock 99 z/28. i ordered that LS6 90MM intake manifold and plan on getting a 90MM TB aswell. Will i have to tune my car if i bolt these on? i live in california so gotta pass smog.
any suggestions?
any suggestions?
06-21-2008, 09:44 AM
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yes i would advice a tune. not so much for the smog test but just piecr of mind and performance of the vehicle. your a/f ratio needs to be correct especially if your going to drive it like its suppose to be drivin. wide *** open!
