STi Downpipe / STi Engine Mods / STi Videos
by money · Published September 1, 2013 · Last modified March 13, 2020
Adding an aftermarket downpipe to a Subaru WRX STi is one of the EASIEST ways to increase STi horsepower and torque.! The stock STi downpipe is very restrictive! By removing the super restrictive stock...
STi Boost Control / STi Downpipe / STi Engine Mods / STi Exhaust / STi Intake Manifold / STi Turbo Mods
by adamk · Published August 24, 2013 · Last modified March 13, 2020
Intake The intake is a vital component of your prized STi vehicle. This part is in charge of utilizing air to produce efficiency and power to your car. There are quite a few types...
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