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Ships within 48 hours · Estimated delivery Aug 21 - Aug 26
designed specifically for your vehicle
- In the in-house flow bench test
They designed tabs to be laser cut and CNC bent from 5052 aluminum
ethanol content percentage
GSC Over Size 37mm Intake Valve Set - Subaru EJ20 / EJ25 Turbo K&N designed specifically for your vehicleGSC set out to create the best performance, longest lasting Subaru oversize (+1) 37mm intake valves available to the aftermarket. Using advanced 3D design and simulation programs GSC created a stronger and higher flowing valve head design. GSC flow tests prototype valve heads to specific applications, making sure they have the highest flowing valve head available on the market today. The materials used by GSC have less valve distortion at the face
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