GSC Power-Division 2015+ WRX FA20DIT +1mm Intake Valve Set of 8 Plug and Play ECUs Not suitable for the GR/GH/GE/GV

Not suitable for the GR/GH/GE/GV hatchback or 3rd generation WRX’s

Designed to work with stock valve springs on near stock engines

G4X PlugIn ECUs offer the latest in engine management technology

We do not warranty wrapped headers

and was designed to work with our Ultimate Oil Pickup (OEM ones are known to break)

GSC Power-Division 2015+ WRX FA20DIT +1mm Intake Valve Set of 8 Plug and Play ECUs Not suitable for the GR/GH/GE/GVStem Diameter (mm) 5. 5mm Overall Length (mm) 105. 00mm Head Diameter (mm) 35. 00mm When creating our new valve line we set out to create the best performance, longest lasting valves available to the aftermarket. Using advanced 3D design and simulation software, we have created a stronger and higher flowing valve head design. We flow test prototype valve heads in the specific applications to make sure we have the highest flowing valve head available