GSC Power-Division 2015+ WRX FA20F +1mm Intake Valve GSC2284-8

• GSC2283-8
• +1mm EXH VLV
• 2015+ WRX
•  VALVE SET

GSC5256

GSC Power-Division Dual Spring Kit with Titanium Retainers for the FA20 BRZ/FRS/WRX

• IN: 102 lbs @ 1.299" / EX: 100 lbs @ 1.303" install height
• IN: 257 lbs @ 0.846" / EX: 256 lbs @ 0.850"

Check your valve spring install heights here