Haltech Wiring Harnesses

Premium Tefzel (ETFE) Mil-Spec wiring harnesses for Haltech ECUs — Elite and Nexus series. Each loom is built from MIL-W-22759/16 aerospace-grade wire, with shielded twisted-pair trigger and knock circuits and AWG sized to exceed the ECU's own specification. Rated to 150°C — a clear step above the PVC and TXL wire found in standard ECU kits. Select your Haltech model below.

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