Skip to main content
Holley EFI

Holley EFI 557-201 High Flow Dual Solenoid Boost Control Kit

Part # 557-201 Be the first to write a review

SOLENOID, BOOST CONTROL

Read More

Holley EFI 557-201 High Flow Dual Solenoid Boost Control Kit

In Stock
Free Shipping
$478.95
Add to Wishlist

Introducing the newest development from the Holley EFI engineering team. The Holley EFI High Flow Dual Port Boost Control Kit.

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. A black anodized billet aluminum manifold, with built in mounting provisions. Two pre-terminated connectors for a quick installation, and extra pins for those of you wanting to cut the harnesses to custom lengths. Finally two 1/4 in. push-lock fittings to simplifying the installation process.

The Holley EFI boost control proprietary solenoid design flows nearly 40% more than comparable designs and up to 90% more than conventional 3-port boost control solenoids.

Features:

  • Black Anodized Billet Dual Port Manifold
  • Two 1/4” NPT Push-Lock Fittings for easy plumbing and installation
  • Two Pre-Terminated connectors simply plug into the solenoids and pin into Holley EFI ECU connectors
  • The billet manifold contains built in mounting provisions, setup for Â1/4 hardware
  • Proprietary design to flows nearly 40% more than comparable designs and up to 90% more than conventional 3-port boost control solenoids
Brand Holley EFI
Emission Code5
Product TypeBoost Control Kits
WarrantyManufacturer's Limited 90 Day (1 Year with Warranty Registration)
UPC090127047088
Manufacturer Part Number557-201
Part Number557-201
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Instructions for Part# 557-201
Mounting Template
When selecting solenoid configuration in the Holley EFI software, use the Dual Holley drop down selection.
Manufacturer's Limited 90 Day (1 Year with Warranty Registration): See Details
Reviews

    Your Review

    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.

    Holley EFI 557-201 High Flow Dual Solenoid Boost Control Kit
    Holley EFI 557-201 High Flow Dual Solenoid Boost Control Kit
    $478.95