ECU's | Wiring Harnesses

Make running R35 GTR Hitachi OEM coils easy. 100% Plug-in options, no cutting or modifying factory wiring. Simply remove old coils and igniter, plu...

Goleby's parts aftermarket ignition coil harnesses to suit R35GTR ignition coil packs Would Suit : Suits most JZ and RB motors Other Information: T...

Complete Whitey's Wiring plug and play patch harness and Haltech 750 ECU setup for any Toyota 3RZ made to suit Haltech 750 ECU. Includes air temper...

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...

JZX100X ECU Easy to install. Affordable. Reliable. G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize th...

Suits: Plug 'n' Play replacement of the factory ECU for Toyota Mark II/Cresta/Chaser JZX100 1JZ-GTE VVT-I (JDM) Soarer (MY96-01) JZZ30 1JZ-GTE VVT-...

Suits: Plug 'n' Play replacement of the factory ECU for Toyota Supra JZA80 2JZ non VVTi with manual transmission only. Includes: Elite 2500 ECU wit...

JZX90X ECU Easy to install. Affordable. Reliable.  G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize th...

Suits: VVT-i and non VVT-i engines. Manual transmission only. Includes: Elite 2500 ECU with DBW and Race Functions. engine harness with fuse block,...

Note: Patch Looms are made to order and may have a 2-3 week lead time WireLab plug-and-play patch loom makes for a quick, neat and easy install int...

Easy to install. Affordable. Reliable.  G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential...

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...

Suits: MY95-97 Toyota LandCruiser 80 Series with 1FZ-FE and manual transmission only. Supports sub tank transfer system. (European models - please...

Haltech - Nexus S3 Plug 'n' Play Adapter Harness Kit - Nissan Silvia S13 SR20 Suits: Plug 'n' Play replacement of the factory ECU for Nissan Silvi...

Haltech - Nexus S3 Plug 'n' Play Adapter Harness Kit - Honda S2000 (AP1 / AP2 ) Haltech's Nexus S3 is the successor to the acclaimed Elite 2500, of...

Haltech - Nexus S3 + Plug 'n' Play Adapter Harness Toyota Chaser & Soarer Haltech's Nexus S3 is the successor to the acclaimed Elite 2500, offe...

Link ECU - G5 ECU Plug-In - Toyota GT86/Subaru BRZ/Scion FR-S The GT86 G5 Plug-in is a standalone plug and play replacement for the factory ECU and...

MR2Link V3 Easy to install. Affordable. Reliable.  G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize t...

MR2Link V1 Easy to install. Affordable. Reliable. G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the...

AltezzaLink TALTX Easy to install. Affordable. Reliable.  G4X PlugIn ECUs offer the latest in engine management technology, designed to easily max...

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...

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...

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...