Availability

Boost Controllers

Showing In Stock Items. Show All 3 Items.

Individual Parts

Part Groups

Results 1 - 3 of 3

Holley Boost Control Solenoids 557-201

Boost Controllers, Holley EFI, Dual Solenoid Valve, Billet Aluminum, 3 Port Manifold, 1/4 in. NPT, Push-lock Fittings, Two Trminated Connectors, Each

Part Number: HLY-557-201

Not Yet Reviewed

Estimated Ship Date: Monday 8/25/2025

...Loading

Estimated Ship Date: Monday 8/25/2025

Boost Controllers, Holley EFI, Solenoid Valve, 3 Port, 1/8 in. NPT, 2-pin ECU Pigtail, 3/16 in. Barb Fittings, 1/8 in. NPT Plug, Spare ECU Pin, Each

Part Number: HLY-557-200

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 8/25/2025

...Loading

Estimated Ship Date: Monday 8/25/2025

Boost Controller, Power Grid, Electronic, Single Solenoid, Adjustable, 0 - 75 psi, Each

Part Number: MSD-77631

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 8, 2025 if ordered today

...Loading

Estimated Ship Date: Sep 8, 2025 if ordered today