Haltech Wiring Harnesses

Ideal for dedicated race cars, engine swaps and custom wiring jobs. The Universal Wire-in Harness has a set of ECU connectors at one end and unterm...

The fastest and most cost effective way to wire your race car or engine conversion! Simply connect a handful of labelled wires and this plug and Pl...

HARNESS OVERVIEW Ideal for dedicated race cars, engine swaps and custom wiring jobs. The Universal Wire-in Harness has a set of ECU connectors at o...

Suits: Nexus R3 Includes: 3 x Main ECU connectors 3 x CAN Connectors 1 x Wideband Connector 1 x Firewall Grommet Fully populated with TXL wir...

Haltech Elite 2500 & 2500 T Basic Universal Wire-in Harness Length: 2.5m (8') Ideal for dedicated race cars, engine swaps and custom wiring job...

Haltech Elite 550 & 750 Basic Universal Wire-in Harness Length: 2.5m (8') HARNESS OVERVIEW Ideal for dedicated race cars, engine swaps and cu...

Haltech - Nexus S3 / S2 Universal Wire-In Harness - 2.5m (8') HARNESS OVERVIEW Ideal for dedicated race cars, engine swaps and custom wiring jobs....

Plug and Play with Haltech Rebel LS Terminated harness - HT-186500This adapter is designed to connect the Accelerator Pedal Position (APP) connecto...

Ideal for dedicated race cars, engine swaps and custom wiring jobs. The Universal Wire-in Harness has a set of ECU connectors at one end and unter...

If you are using a factory harness and are after an easy ECU upgrade, take a look at Haltech Plug'n'Play Adaptor Kits. These adaptors plug directly...

Haltech - Nexus S3 Plug 'n' Play Adapter Harness Kit - Nissan Skyline R32/R33/R34 GT-R Suits: Plug 'n' Play replacement of the factory ECU for Nis...

Plug and Play with Haltech Rebel LS Terminated harness - HT-186500This adapter harness converts the two Gen IV knock sensor connectors on the Rebel...

Plug and Play with Haltech Rebel LS Terminated harness - HT-186500 This adapter is used to connect the throttle connector on the Nexus Rebel LS mai...

Haltech - Nexus DBW Subharness - Suits Bosch Suits: Nexus Rebel JZ Main Terminated Harness Includes: 1 x HT-186162 This adapter connects the thrott...

Haltech - Nexus S2 Plug 'n' Play Adapter Harness Kit - Nissan Silvia S13 SR20 Suits: Plug 'n' Play replacement of the factory ECU for Nissan Silvi...

Plug and Play with Haltech Rebel LS Terminated harness - HT-186500 / * Check the product insert for OEM part numbers for the supported Corvette ped...

Ideal for dedicated race cars, engine swaps and custom wiring jobs. The Universal Wire-in Harness has a set of ECU connectors at one end and un...

This adaptor plugs directly into your Haltech Elite ECU and has a set of factory connectors on the other side which plug straight into the factory ...

Plug and Play with Haltech Rebel LS Terminated harness - HT-186500 This adapter is used to connect the throttle connector on the Nexus Rebel LS mai...

Plug and Play with Haltech Rebel LS Terminated harness - HT-186500 This adapter is used to connect the throttle connector on the Nexus Rebel LS mai...

Plug and Play with Haltech Rebel LS Terminated harness - HT-186500 This sub-harness connects 8 injectors with Multec 2 connectors to the injector b...

Plug and Play with Haltech Rebel LS Terminated harness - HT-186500 This sub-harness connects 8 injectors with EV6 connectors to the injector breako...

Plug and Play with Haltech Rebel LS Terminated harness - HT-186500 This sub-harness connects 8 injectors with EV1 connectors to the injector breako...

If you are using a factory harness and are after an easy ECU upgrade, take a look at Haltech Plug'n'Play Adaptor Kits. These adaptors plug directly...