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Holley EFI Terminator EFI Input/Output Kit 558-420

Holley EFI Terminator EFI Input/Output Kit 558-420
$65.99 ea
NEWARRIVING SOONEstimated Ship Date 03/18/2024 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 02/25/2024
Model: 4007837
STANDARD
DELIVERY
PN 558-420 contains 5 extra input/output wires that the base Terminator EFI harness does not contain. It contains Input wires for Inputs 1-4. It contains one wire for Output 2. These inputs and outputs can perform features and functions that must be programmed via Holley EFI laptop software. The software also contains instructions on how to program these.

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Downloads:

Download Name File Size
199r10704.pdf86.06KB

Videos:

Specifications:

Emission Code 5
Harness Type Auxiliary
Part Type Engine Control Module Wiring Harness
Product Type Terminator Input / Output
Proposition 65 www.P65Warnings.ca.gov

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Holley EFI Terminator EFI Input/Output Kit 558-420:
Classic Chevy 2024