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Haltech Nexus S3 ECUs with Universal Wire-In Harness Kits
Not Yet Reviewed
The Nexus S3 ECU is the successor to the acclaimed Elite 2500, offering a serious upgrade in performance and functionality. With advanced features, user-friendly in
The Nexus S3 ECU is the successor to the acclaimed Elite 2500, offering a serious upgrade in performance and functionality. With advanced features, user-friendly interface, and seamless connectivity, the S3 redefines the standard for engine management systems in the automotive industry. Haltech offers several ways to connect your S3 ECU.
If you are not using your factory harness, Haltech Nexus S3 ECUs with a universal wire-in harness are excellent choices. The harnesses are ideal for modified street cars, engine swaps and custom wiring jobs. They have a set of ECU connectors at one end and unterminated wires at
If you are not using your factory harness, Haltech Nexus S3 ECUs with a universal wire-in harness are excellent choices. The harnesses are ideal for modified street cars, engine swaps and custom wiring jobs. They have a set of ECU connectors at one end and unterminated wires at
The Nexus S3 ECU is the successor to the acclaimed Elite 2500, offering a serious upgrade in performance and functionality. With advanced features, user-friendly interface, and seamless connectivity, the S3 redefines the standard for engine management systems in the automotive industry. Haltech offers several ways to connect your S3 ECU.
If you are not using your factory harness, Haltech Nexus S3 ECUs with a universal wire-in harness are excellent choices. The harnesses are ideal for modified street cars, engine swaps and custom wiring jobs. They have a set of ECU connectors at one end and unterminated wires at the other that are color coded and clearly labelled. Connect your Haltech S3 ECU to the terminated end and follow your wiring diagram for all the engine connections. Load your base map and you're ready to go!
Features:
* Color coded and labelled wires match detailed wiring diagram for a confusion-free construction process
* Wiring diagram is accompanied by quick-start guide
* Software is downloadable from the Haltech website
If you are not using your factory harness, Haltech Nexus S3 ECUs with a universal wire-in harness are excellent choices. The harnesses are ideal for modified street cars, engine swaps and custom wiring jobs. They have a set of ECU connectors at one end and unterminated wires at the other that are color coded and clearly labelled. Connect your Haltech S3 ECU to the terminated end and follow your wiring diagram for all the engine connections. Load your base map and you're ready to go!
Features:
* Color coded and labelled wires match detailed wiring diagram for a confusion-free construction process
* Wiring diagram is accompanied by quick-start guide
* Software is downloadable from the Haltech website
Engine Management Systems, Nexus S3, ECU with 8 ft, Universal Harness, Kit
Part Number: HTH-HT-213200
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
