The Haltech Elite 2500 Terminated Harness Kit for Nissan RB Twin Cam engines is an advanced engine management solution built for high-performance builds running Series 2 ignition systems. Suited for RB20, RB25, and RB26 engines with coils featuring integrated ignitors, this system offers plug-and-play simplicity with expansive tuning and race control functions.
Paired with Haltech’s industry-leading Elite 2500 ECU and terminated harness system, this package offers rapid install and full programmability, giving enthusiasts and tuners complete control over engine behavior and performance output.
Note: For sanctioned off-road and competition use only.
Key Features
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Complete Plug-and-Play Kit for Nissan RB Engines:
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Suits RB20, RB25, RB26 with Series 2 ignition coils (built-in ignitor)
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Manual transmission applications only
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Advanced ECU Management via Elite 2500:
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DBW support, flex fuel compatibility, dual-bank closed-loop O2
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Independent variable camshaft control (up to 4 cams)
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Dual knock sensing, staged injection, anti-lag, and more
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High-Speed Data and Race Functions:
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Built-in and laptop data logging
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Launch control, rolling anti-lag, traction control, flat shift
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Closed-loop boost control with multiple logic modes
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NSP Software Support: Latest Haltech tuning environment for refined user experience and tuning flexibility
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Installation Made Simple:
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Pre-terminated labeled wiring
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Quick start guide included
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Fully compatible with R32/R33 CAM angle sensors
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Vehicle Applications
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Engine Compatibility: Nissan RB20DET, RB25DET, RB26DETT
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Ignition System: Suits Series 2 coils with integrated ignitors
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Transmission: Manual transmission only
Kit Contents
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Haltech Elite 2500 ECU
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Nissan RB Twin Cam Terminated Engine Harness (HT-130326)
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CAS Harness (HT-130327)
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Series 2 Coil Harness (HT-130330)
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Air Temp Sensor – M14 x 1.5 (HT-010200)
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Coolant Temp Sensor – M12 x 1.5 (HT-010300)
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Auxiliary I/O Connector Pack
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USB programming cable
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Quick Start Guide