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Latest Model Holley Efi 554-115 Water/methanol Driver Module; 2 Channel Water/methanol Driver Module; Special: 30% Discount [yV30om9Q]

$28.99 $92.99 -69%

Top-Grade EFI Water/Methanol Driver ModuleIntroducing the Holley EFI 554-115 Water/Methanol Driver Module, a powerful and durable solution for your high-performance engine needs. This 2-channel driver module is designed to be driven by an HP EFI or a

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Latest Model Holley Efi 554-115 Water/methanol Driver Module; 2 Channel Water/methanol Driver Module; Special: 30% Discount [yV30om9Q]

Top-Grade EFI Water/Methanol Driver Module

Introducing the Holley EFI 554-115 Water/Methanol Driver Module, a powerful and durable solution for your high-performance engine needs. This 2-channel driver module is designed to be driven by an HP EFI or a Dominator EFI ECU, making it an ideal choice for enthusiasts seeking to optimize their vehicle's performance. Key features of this module include its ability to drive up to two water or methanol solenoids, ensuring precise and efficient delivery of the cooling solution.

  • High-quality materials
  • Long-lasting durability
  • Optimized performance
With this module, you can expect a noticeable improvement in your vehicle's power and fuel efficiency, making it a must-have for any serious performance enthusiast.

Comprehensive Specifications

Featuring a robust design and high-quality construction, the Holley Water/Methanol Driver Module is built to withstand the demands of high-performance engines. Key specifications of this module include:

  • Dimensions: 3.4 inches in height, 6.95 inches in length, 4.35 inches in width
  • Weight: 1.02 pounds
  • Proposition 65 compliant
This module is designed to be legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles, ensuring compliance with various regulations. The module's compatibility with HP EFI and Dominator EFI ECUs further enhances its versatility and functionality.

Unmatched Performance and Reliability

When it comes to water/methanol injection driver modules, Holley stands out with its commitment to quality and performance. This module is not only designed to enhance your vehicle's performance but also to provide a seamless and reliable experience. Benefits of choosing the Holley Water/Methanol Driver Module include:

  • Increased power and fuel efficiency
  • Improved engine cooling and protection
  • Enhanced throttle response
Whether you're looking to compete on the track or simply want to optimize your daily driver, the Holley EFI 554-115 Water/Methanol Driver Module is the perfect choice for achieving your performance goals. With its exceptional build quality and reliable performance, it's clear why Holley is the trusted name in high-performance engine solutions.

What Our Customers Say

January 17, 2026

Absolutely no complaints!

This is a very solid and reliable service.

- Kylian F..

January 17, 2026

Absolutely no complaints!

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January 17, 2026

Absolutely no complaints!

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