GSC Exhaust Valve Guide Set 8 Subaru WRX 2015-2021 / Scion FR-S 2013-2016 / BRZ 2013-2021 Wheel Offset_44mm Heavy-duty Power Plus I pressure

Heavy-duty Power Plus I pressure plate

The WeatherTech All-Weather Floor Mats have deeply sculpted channels designed to trap water

The Innovate LC-2 is a high-precision digital wideband oxygen sensor controller designed for accurate air/fuel ratio measurement and tuning

Whether you're dialing in a daily driver or a track-focused setup

Pick up 4 WHP and 4 ft lbs of torque safely with a Perrin cold air intake

GSC Exhaust Valve Guide Set 8 Subaru WRX 2015-2021 / Scion FR-S 2013-2016 / BRZ 2013-2021 Wheel Offset_44mm Heavy-duty Power Plus I pressurePart #: 3063 8 What we have done is actually quite simple, we made valve guides that fit properly, are easier to install, and shaped to help air flow instead of just copying the OEM design. The GSC Power Division valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center. What this means for you and your installer is less time fitting guides to the head due to holding the tightest tolerances in the