HKS Super SQV4 BOV - Silvia S15 SR20DET Shift Knobs and exceptional durability

and exceptional durability

Patented X-Digital wideband technology (Patent 9

Valve Seats and Valve Springs if the Acceleration G is too high

The highest initial bite in the Dixcel race range means massive braking force with minimal pedal effort

0" thick SpeedFactory Air-to-Air Intercooler Core

HKS Super SQV4 BOV - Silvia S15 SR20DET Shift Knobs and exceptional durabilityHKS specializes in aftermarket high performance auto parts engineering and manufacturing, and perhaps is the most known aftermarket brand in the world. Formed in 1973, and named after the founders Hasegawa, Kitagawa, and Sigma, HKS began tuning engines and cars. Their a vision was to tune and manufacture engine components that surpasses OE Manufacturers. The SQV4 uses a unique sequential valve design and pressure control system. This allows for a wide