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Holley EFI 553-201 EFI Terminator X Handheld Controller

Holley EFI 553-201 EFI Terminator X Handheld Controller

$294.26

Confirm quantity, package contents, selected variation, current offer details, and store terms before placing the order.

  • Full Color, Backlit 3.5″ Touch Screen LCD
  • Laptop-Free Tuning changes to help optimize mileage, driveability and performance
  • Basic Tuning options allow simple adjustments of Basic Fuel, Fuel Learn, Basic Idle, Spark, and More!
  • System Tuning options allow modifications to Outputs, Engine Setup, Ignition Setup
  • Advanced Tuning options allow fine tuning of Fuel, Closed Loop, Learn, and Idle (including IAC parameters and Idle Spark)

Before you order
  • Confirm the part number, position, dimensions, and connector details shown on this page.
  • Compare the listing with the part currently installed on your vehicle.
SKU: D-B0BZWLQ8PV Category:

Description

Service Replacement 3.5-inch LCD Touchscreen;

This 3.5-inch touch screen LCD handheld controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5-inch display your system vitals can be viewed with a quick glance!;

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Product facts

Specifications

Canonical product
MP-US-B0BZWLQ8PV
Source product ID
B0BZWLQ8PV
Category
Replacement Parts / Engines & Engine Parts / Engine Management Systems
Available images
4
Referenced part numbers
3.5-INCH

No structured vehicle fitment data is available. Compare the listing with the vehicle and existing part before ordering.

Exact identity, part numbers, model references, and available compatibility evidence

Buying guidance

Quick decision

An identity-first engine management systems listing organized around stable product references and available compatibility evidence.

Fit and size notes

  • Verify the referenced part number: 3.5-INCH.
  • Match the complete identifier, side, position, connector, dimensions, and visible design with the existing part.
  • Treat uncertain vehicle notes as a buying aid, not as a confirmed fitment guarantee.

Specification notes

  • Canonical product: MP-US-B0BZWLQ8PV
  • Source product ID: B0BZWLQ8PV
  • Category: Replacement Parts / Engines & Engine Parts / Engine Management Systems
  • Available images: 4
  • Referenced part numbers: ['3.5-INCH']

Before you buy

  • Verify the referenced part number: 3.5-INCH.
  • Match the complete identifier, side, position, connector, dimensions, and visible design with the existing part.
  • Treat uncertain vehicle notes as a buying aid, not as a confirmed fitment guarantee.

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