I ran ART pipes briefly on my old G37 with TT. Simply switching to a 3" downpipe netted me nearly 50 whp. The ART is only a 2 1/4 at the smallest point. Could tell a big difference in coming to an idle as well, ART made it judder a little.
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| 2015 Nismo | DPE | AirLift | SPL | StopTech | Toyo | Motordyne | Tommy Kiara | Amuse | ARC | Top Secret | Stillen | Hotchkiss |
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