SpeedFactory Racing 4-Port Boost Control Solenoid Kit (External Wastegates Only) Boost Control Solenoid Kit Type:4-Port Solenoid Only Engineered to keep you dry

Engineered to keep you dry

you’ll love our block off plate – proper OEM gasket fitment (unlike most) and an incorporated oil bypass slot that supplies additional oiling to the inside of the rocker arms

it will rub the case otherwise and hang up

- Temporary mounting hole utilizes an existing threaded location in the framerail (most Honda/Acura applications) and pre-cut X-patterned cutouts facilitate ease of mounting and welding during installation

SpeedFactory Racing 4-Port Boost Control Solenoid Kit (External Wastegates Only) Boost Control Solenoid Kit Type:4-Port Solenoid Only Engineered to keep you dryThe SpeedFactory Racing 4 Port Boost Control Solenoid Kit allows precise boost control with a PWM (pulsewidth modulation) signal from a source (Engine Control Module or Electronic Boost Controller). This solenoid can raise the boost level as high as 6 7 times the spring pressure of the wastegate and offers very precise control at very high boost levels. The 4 Port Solenoid also allows you to use much lower wastegate spring pressures for better boost