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Ignitions and Electrical› Computers, Chips, Modules and Programmers
Holley
Solenoid - Boost Control
SKU: H00E 557-201
Moderate — 2–4 hours
Overview
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Part #: 557-201
Introducing the newest development from the Holley EFI engineering team. The Holley EFI High Flow Dual Port Boost Control Kit.
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 ┬╝ hardware
- Proprietary design to flows nearly 40% more than comparable designs and up to 90% more than conventional 3-port boost control solenoids
SOLENOID, BOOST CONTROL
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | Holley |
| Part Number | H00E 557-201 |
| Weight | 1.45 lb |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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