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$327.95
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit

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

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Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
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Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
Holley 557-201 EFI High Flow Dual Solenoid Boost Control Kit
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We estimate this item will ship on or before April 13th.
Part # 425557201
$327.95
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Details

MFG. Part #:
557-201
GTIN Code:
090127047088

Info

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" 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.
  • 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 ¼ hardware
  • Proprietary design to flows nearly 40% more than comparable designs and up to 90% more than conventional 3-port boost control solenoids

Installation Instructions (PDF)

Important Messages

  • This item ships directly from the manufacturer. It may take an additional 2 business days for Holley to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
Some parts are not legal for use in California or other states with similar laws/regulations

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