4age 20V Patch Harness for Haltech Stand Alones to OEM engine Harness

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We are offering our very high quality Haltech Patch harnesses for sale, separate of our ECU kit. Currently offering for Elite 550/750 and 4AGE 20V engines. 4AGE 16V and BEAMS 3SGE to follow! Patch Harness Interfaces between Haltech ECU and OEM style Engine harness (ecu connectors) Includes break out connectors for Coil On Plug conversion AUX I/O break out for Radiator Fan, Wideband O2 input, Rev limiter, etc. Milspec grade wiring and high quality terminations Full Harness - *Discontinued* Interfaces between Haltech ECU and Engine directly Includes all major engine sensors - including VVT, 02 Sensor, TPS, etc. Details include two types of oil pressure sender connectors to retain your gauge cluster functionality AUX I/O break out for Radiator Fan, Wideband O2 input, Rev limiter, etc. Milspec grade wiring and high quality terminations Show more