The Haltech Nexus Plug-in (Nissan 300ZX / Fairlady Z32) is a mid-range plug-in engine control unit (ECU) from Haltech. It has 6 injector and 6 ignition outputs, 1 drive-by-wire throttle channel, 1 onboard wideband lambda input and knock control. List price is US$2,040. One seller lists it at US$2,040.
Prices checked . Specs from Haltech's published data.


Key specs
DBW = drive-by-wire throttle channels · λ wideband = onboard wideband lambda (oxygen sensor) inputs · CAN = controller area network buses.
Features
- ✓Drive-by-wire
- ✓Onboard wideband
- ✓Knock control
- ✓Flex fuel
- ✓Traction control
- ✓Launch control
- ✓Boost control
- ✓Gearbox control
- ✓Onboard logging
- ✕Ethernet
- ✓USB
- ✕Built-in display
✓ published · ✕ not offered · ? not published. Some features, like traction control and launch control, mean different things by brand. See the glossary.
Details
- Highlights
- Fits: Nissan 300ZX / Fairlady Z32 VG30DETT, Nissan 300ZX / Fairlady Z32 VG30DE. Manual transmissions only. Works with right- and left-hand-drive cars. The MAF sensor is not used; the onboard 4-bar MAP sensor is plumbed in with the supplied hose. Fit the supplied air temperature sensor in the intake pipe before the throttle body. A wideband sensor is recommended; a dual-channel wideband kit can tune each bank separately.
- Part number
- HT-231803
- Software
- ESP (free)
- Logging
- 128MB onboard
- Links
- Product page ↗
- Fits
- Nissan 300ZX (Z32)
- Tuning
- Find a Haltech tuner with a dyno
- Maker
- Haltech: history, software and every model
Where to buy the Nexus Plug-in (Nissan 300ZX / Fairlady Z32)
1 sellers found
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Prices as shown on each seller's site on , in their own currency, converted at 14 Oct 2026 rates. Shipping, import duty and tax vary. Check with the seller before you buy.



