STILLEN’s G37 Dual Exhaust and Hi-Flow Cats are featured in the Power Pages section in the June issue of Import Tuner. These two parts combined for a total increase of 20 hp and 18.4 lb/ft of torque at the wheels!
Check out the full article in the pdf below, then check out the rest of the Power Pages articles archived on Import Tuner’s Site.
Import Tuner Power Pages Article
