most intakes neck down at the MAFs to keep from needing a tune. look at still g3's and you can see it.
also I believe at 2.5 there's no need for a tune.
mine are 2.75 or 3 I cant remember without measuring but they required a MAF map that was emailed to me to add with my uprev cable.
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324whp/258wtq AAM Tuned |F.I. NonRes CF CBE/NonRes TestPipes #373|UpRev Tuner|Akuma Motorsports Intakes|Z1 34 Row Oil Cooler
Quote:
Originally Posted by F.I. Inc.
Yes, they are Tony approved! Frank, when I get around to it, I may put your pipes into production. We will call them, "The FP" option.
-Tony
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