Holley Boost Controll Solenoid Valve HO557-200 Product:3 Port Valve 1-1/2" Liquid Filled 15 psi

1-1/2" Liquid Filled 15 psi Pressure Gauge

Volkswagen Jetta City 2009-2007

8 x 3 pin connectors

Part Number: AF89-454SFI

Holley Boost Controll Solenoid Valve HO557-200 Product:3 Port Valve 1-1/2" Liquid Filled 15 psiBoost Controll Solenoid Valve3 Port Valve Brand: HOLLEY Part Number: HO557 200 Description: Holleys 3 port boost control solenoid is designed for optimal performance when using the boost control function of Holley EFI. Some setups require two solenoids and some require one. The solenoid is driven by a Pulse Width Modulated (PWM) output of the ECU. It is advised NOT to use the PWM+ outputs on an HP ECU, but rather use the PWM Outputs. If you have a