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MaxxECU Complete & Terminated Engine Harnesses

Complete and pre-terminated engine wiring harnesses for MaxxECU installations. These harnesses replace the engine wiring and are intended for engine swaps, race cars and custom builds. They are different from Plug-in ECU adapter harnesses, which connect to the vehicle's original ECU connector.

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[MaxxECU-1961] MaxxECU GM LS GEN III/IV with MaxxECU RACE kit

MaxxECU GM LS GEN III/IV with MaxxECU RACE kit

USD 2,439.99
[Wiring-Harness-IS300-8HP] Wiring Harness Lexus IS300 MaxxECU Race Wiring Harness Lexus IS300 MaxxECU Race

Wiring Harness Lexus IS300 MaxxECU Race

USD 2,800.00
[Wiring-Harness-SC300-8HP] Wiring Harness Lexus SC300 MaxxECU Race Wiring Harness Lexus IS300 MaxxECU Race

Wiring Harness Lexus SC300 MaxxECU Race

USD 2,500.00
[Wiring-Harness-MKIV-8HP] Wiring Harness Toyota Supra MKIV MaxxECU Race Wiring Harness Lexus IS300 MaxxECU Race

Wiring Harness Toyota Supra MKIV MaxxECU Race

USD 2,500.00
[Wiring-Harness-MK3-8HP] Wiring Harness Toyota Supra MK3 2JZ MaxxECU Race Wiring Harness Lexus IS300 MaxxECU Race

Wiring Harness Toyota Supra MK3 2JZ MaxxECU Race

USD 2,500.00
[Wiring-Harness-S2000-8HP] Wiring Harness Honda S2000 F20 MaxxECU Race Wiring Harness Lexus IS300 MaxxECU Race

Wiring Harness Honda S2000 F20 MaxxECU Race

USD 2,700.00
Custom Complete Engine Wiring Harness for MaxxECU Gen2 Wiring Harness Lexus IS300 MaxxECU Race

Custom Complete Engine Wiring Harness for MaxxECU Gen2

USD 1.00
[Wiring-Harness-GS300-8HP] Wiring Harness Lexus GS300 MaxxECU Race Wiring Harness Lexus IS300 MaxxECU Race

Wiring Harness Lexus GS300 MaxxECU Race

USD 2,800.00

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