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GSC Exhaust Valve Guide Set With Depth Stopper - Subaru WRX VA


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GSC Power-Division makes Subaru FA20 exhaust valve guides that fit properly, easier to install and shaped to help air flow instead of just copying the OEM design. GSC's WRX, BRZ / FR-S exhaust valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center creating some of the tightest tolerances in the industry with the best quality control possible.

  • FA20 DIT 2015-19 WRX
  • FA20 2013-15 BRZ & Scion FR-S