Holley EFI High Flow Dual Solenoid Boost Control Kit 1960-pontiac-bonneville-esi1132194 Control Arm Shims - Upper

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Holley EFI High Flow Dual Solenoid Boost Control Kit 1960-pontiac-bonneville-esi1132194 Control Arm Shims - UpperIntroducing the newest development from the Holley EFI engineering team, our EFI high flow dual port boost control kit featuring two solenoids. This kit contains a set of pre installed high flow solenoids, which feature a dual O ring sealing design, preventing any boost leaks out of the manifold. The solenoids are driven by Pulse Width Modulated (PWM) outputs of the ECU.