TP's will be louder and gain you more power over HFC
depends on what you are looking for sound and power wise.
if you want both to increase then go TP's it's really the only way to go.
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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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