Pay in 4 interest-free payments of $38.48 Learn more
Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
and N25 cylinder heads found on the 04+ STI and other EJ257 applications
CFD optimized and validated in-house for maximum flow and thermal management
The billet material that reinforces the combustion area has been further optimized with our V4 closed deck block in the known problem areas making it a far superior product to any sleeved block
In order to "juice" it up
the graph below shows a pair of 1500cc injectors matched using the Injector Dynamics Slope Intercept method
GSC Power-Division +1mm Exhaust Valve 2014+ Subaru-Scion BRZ-FRS FA20 CAN Keypads and N25 cylinder heads foundStem Diameter (mm) 5. 5mm Overall Length (mm) 97. 60mm Head Diameter (mm) 30. 00mm When creating our new valve line we set out to create the best performance, longest lasting valves available to the aftermarket. Using advanced 3D design and simulation software, we have created a stronger and higher flowing valve head design. We flow test prototype valve heads in the specific applications to make sure we have the highest flowing valve head available on
US$ 24.90
US$ 50.00
US$ 599.50
US$ 1250.00
US$ 30.00
US$ 29.95
US$ 25.95
US$ 18.95