Haltech Nexus R3 ECU VCU



The Haltech Nexus R3 VCU is a complete Vehicle Control Unit that combines the functionality of the Haltech Elite series ECU with the Haltech PD16 PDM. Based off the Nexus R5 VCU the new R3 is smaller and more affordable. With 8 injector and 8 coil outputs the R3 Nexus vcu is supports 1-8 cylinder engines. Purchase your Nexus R3 and get $50 credit towards any of our Haltech specific Etune services.

Save an extra $50 on your order with coupon code: hohu50
Free shipping on all R3 VCU orders

ECU + wiring packages

Optional wiring + Nexus R3 VCU packages

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Haltech Elite Recommended Sensor

Additional sensors used for Motorsports & Engine protection strategies

  • haltech wideband O2

    Haltech wideband O2 CANbus controller + Bosch 4.9 lsu 02 sensor (Perfect for all Elite ecu's).

  • aem 5 bar map sensor stainless body

    Must have for high boost applications running 35psi-55psi

  • AEM fuel pressure sensor installed

    Used for CL injector differential flow trim & engine protection strategies.

  • aem fuel pressure sensor 150psi

    Used for oil pressure related engine protection strategies.

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