ECU's | Wiring Harnesses

Subaru WRX V10 EJ25 Plug-in ECU Easy to install. Affordable. Reliable.  G4X PlugIn ECUs offer the latest in engine management technology, designed...

Subaru WRX V10 EJ25 Plug-in ECU Easy to install. Affordable. Reliable.  G4X PlugIn ECUs offer the latest in engine management technology, designed...

Subaru WRX V7-9 EJ20 Plug-in ECU Easy to install. Affordable. Reliable.  G4X PlugIn ECUs offer the latest in engine management technology, designe...

Subaru WRX V5-6 EJ20 Plug-in ECU Easy to install. Affordable. Reliable. G4X Plug-in ECUs offer the latest in engine management technology, designed...

Subaru WRX V1-2 EJ20 Plug-in ECU Easy to install. Affordable. Reliable. G4X Plug-in ECUs offer the latest in engine management technology, designed...

Terminated harness suits LSx engines without DBW, incorporates PDM functionality. EV1 primary injector plugs. Plug and play with the OEM Ignition ...

Terminated harness suits LSx engines with DBW, and incorporates PDM functionality. EV6 primary injector plugs. Plug and play with the OEM Ignition...

Terminated Engine Harness connects directly to the Nexus R5 VCU and supports most popular big block and small block V8 engines from GM, Ford and Ch...

Terminated harness suits LSx engines without DBW, incorporates PDM functionality. EV1 primary injector plugs. Plug and play with the OEM Ignition...

Terminated harness suits LS(x) engines with DBW, and incorporates PDM functionality. EV6 primary injector plugs. Plug and play with the OEM Igniti...

Terminated Engine Harness connects directly to the Nexus R5 VCU and supports most popular big block and small block V8 engines from GM, Ford and Ch...

Plug and Play with Haltech Nexus R5 Universal V8 Terminated harness - HT-186200 where Yazaki style Alternator is used Notes: Harness is fitted with...

Plug and Play with Haltech Nexus R5 Universal V8 Terminated harness - HT-186200 where Delco style Alternator is used Notes: Harness is fitted with ...

Plug and Play with Haltech Nexus R5 Universal V8 Terminated harness - HT-186200 where Bosch style Alternator is used Notes: Harness is fitted with ...

The Nexus V8 IGN-1A Ford Harness supports Ford V8 applications utilizing High Output IGN-1A Inductive Coils Suits: Plug and Play with Haltech Nexus...

The Nexus V8 IGN-1A GM/Chrysler Harness supports GM/Chrysler V8 applications utilizing High Output IGN-1A Inductive Coils Suits: Plug and Play with...

Plug and Play with Haltech Nexus R5 Universal V8 Terminated harness - HT-186200 where GT150 (USCAR) Style Injectors are used Suits: Plug and Play w...

Plug and Play with Haltech Nexus R5 Universal V8 Terminated harness - HT-186200 where GT150 (USCAR) Style Injectors are used Suits: Plug and Play w...

Plug and Play with Haltech Nexus R5 Universal V8 Terminated harness - HT-186200 where EV1 Style Injectors are used. Suits: Plug and Play with Halte...

ECU OVERVIEW Haltech's new Elite Pro Plug-in ECU offers a true Plug'n'Play upgrade option for the popular Ford Falcon BA and BF models. No messy an...

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...

The fastest and most cost effective start to building your custom your race car or engine conversion harness. coded and labelled wires that match ...

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...

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...