Nexus S3 Plug n Play Adapter Harness - Toyota LandCruiser 1FZ-FE

The Haltech Nexus S3 Plug n Play Adapter Harness is engineered specifically for Toyota LandCruiser 1FZ-FE applications, delivering seamless integration between the factory wiring and your Nexus S3 ECU. This purpose-built harness uses OEM-spec connectors that match the original engine loom, eliminating the need for cutting or splicing factory wiring. Designed for professional installers who demand clean, reversible installations, it significantly reduces setup time while maintaining complete circuit integrity. Ideal for workshops upgrading LandCruiser powerplants to advanced engine management without compromising vehicle wiring.