Holley Superchargers & Turbochargers

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: Tomorrow

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Supercharger Carburetor Enclosures, EFI Carburetor Hat, Aluminum, Natural, 5.125 in. Diameter, 3.97 in. Tall, Each

Part Number: HLY-120-230

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Superchrger Carburetor Enclosures, EFI Carburetor Hat, Aluminum, Black Powdercoated, 5.125 in. Diameter, 3.97 in. Tall, Each

Part Number: HLY-120-232

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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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: Tomorrow

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Burst Panel Replacement Components, Panel Duct, Fits "Large" Burst Panels, SFI Approved, Includes Fasteners, Billet Aluminum, Black Anodized, Each

Part Number: HLY-300-608BK

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Boost Controller Components, Holley EFI, Replacement, Solenoid, Service Part, for High Flow, Dual Boost Controller, Each

Part Number: HLY-557-202

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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• Special Order