2-1/16" CAN-Bus Fuel Pressure Gauge | 0-100 PSI with Warning | Holley EFI

SKU: FHO2-FP4-HLY
$173.80
Reads fuel pressure data directly from the Holley EFI ECU through the CAN network. Eliminates extra signal wiring and external sensors when supported for a cleaner install. Precision stepper motor delivers smooth, accurate readings with programmable warning functions and a settable warning light.
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Order leaves our facility in about 2 Weeks
⚠️ Required: Holley EFI Gauge Module (Part 554-130) is required to connect the gauge to the ECU (View on Holley.com).

Holley EFI Fuel Pressure Gauge reads fuel pressure data directly from the Holley EFI ECU through the CAN network for a cleaner install with no extra signal wiring or external sensors required when supported. Built for seamless integration with Holley EFI systems, it delivers real-time fuel pressure data while keeping the setup clean and straightforward. A precision stepper motor keeps the needle smooth, stable, and accurate at a glance, while programmable high and low pressure warnings and a settable warning light add a clear visual alert when fuel pressure moves out of range. Built for long-term use, it’s made in the USA and backed for life.

Track-Tested. USA-Built. Backed for Life.

Key Features:

  • Direct ECU Fuel Pressure Data — reads fuel pressure directly from the Holley EFI ECU through the CAN network
  • No Extra Sensor Wiring — eliminates added sensors and signal wiring when supported
  • Holley EFI Compatibility — built for seamless use with supported Holley EFI systems
  • Application-Specific Ranges — available in multiple pressure ranges depending on the gauge
  • Programmable High/Low Warnings — clear visual alerts when fuel pressure moves out of range
  • Settable Warning Light — user-configurable visual warning for out-of-range fuel pressure conditions
  • Microprocessor-Driven — real-time accuracy
  • Stepper Motor Precision — smooth, accurate pointer movement
  • Factory-Style Finish — clean look that integrates easily into street and performance builds
  • Made in the USA — backed by a lifetime warranty
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