GSC Power-Division Intake or Exhaust Valve Guide Set of 16-Standard (gsc3071-8) ENGINE_VQ35HR Spline Teeth / Diameter: 19T

Spline Teeth / Diameter: 19T / 3/4in

attack mode: straight up aggression (all with no power compromises)

the quicker you can get it out of your bay

Setting the ideal amount of rear camber is important for peak handling performance

Skunk2's all-new K Series 90mm adapter now offers K-Series enthusiasts even more flexibility

GSC Power-Division Intake or Exhaust Valve Guide Set of 16-Standard (gsc3071-8) ENGINE_VQ35HR Spline Teeth / Diameter: 19TGSC has quite simply made a series of 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 industry with the best quality