HKS Super SQV4 Blow Off Valve - Impreza GDB WRX STi Clearance5 it uses a patented carbon

it uses a patented carbon fiber Venturi filter housing that invokes the Venturi effect to hold laminar flow and reduce drag on the turbocharger

9LSU sensor recorded the fastest response times

Reducing deadtime improves wideband feedback control

The stock replacement clutch kit offers a budget freindly alternative to the usual OE style replacements

HKS Super SQV4 Blow Off Valve - Impreza GDB WRX STi Clearance5 it uses a patented carbonHKS 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