Terra Firma Automotive supplies genuine Nissan engine management components that restore accurate air-fuel feedback and optimal performance to your Z32 Fairlady or 300ZX. This right-hand oxygen sensor is the exact OEM heated O2 sensor engineered for early 1989–1993 models. It monitors exhaust oxygen content in real time and sends precise voltage signals to the ECU, enabling accurate fuel trim adjustments for efficient combustion, smooth idle, strong throttle response, and proper boost control on twin-turbo variants.
Early Z32 owners know that a failing O2 sensor often causes rich or lean running conditions, hesitation, poor fuel economy, rough idle, or check engine lights that degrade drivability and can lead to premature catalytic converter damage. Replacing the right-hand sensor with this authentic unit instantly restores factory-calibrated feedback, delivering crisp performance and reliable emissions compliance whether you are refreshing a high-mileage twin-turbo, addressing sensor-related codes, or completing a detailed engine bay restoration on a naturally aspirated model. Its heated design ensures fast light-off times and consistent readings even during cold starts or low-speed driving.
At Terra Firma Automotive, we are the trusted premium source for hard-to-find OEM sensors and electronics that serious enthusiasts and professional builders rely on. Whether you are troubleshooting fuel trim issues on your early twin-turbo, performing a full emissions refresh, or maintaining an original low-mileage example, this right-hand oxygen sensor upholds the precise engineering and performance standards that define the 1989–1993 Fairlady Z and 300ZX.
- Fits 22690 Location
- Genuine Nissan OEM right-hand heated oxygen sensor (22690-30P00)
- Direct replacement for 1989–1993 Z32 models (NA & TT)
- Precise air-fuel ratio feedback for ECU fuel and timing control
- Heated element for fast response and cold-start accuracy
- Ideal for addressing codes, hesitation, or poor drivability
- Essential during exhaust work, catalytic converter service, or full tune-ups
- Critical for maintaining factory efficiency and emissions compliance
- USDM 300ZX (Z32): 1990–1993 (VG30DE & VG30DETT – NA or TT)
- JDM Fairlady Z (Z32): 1989–1993 (VG30DE & VG30DETT – NA or TT)
- Engine Compatibility: Fits VG30DE and VG30DETT engines (Naturally Aspirated or Twin-Turbo)
- Side: Right-hand (RH / Passenger side on USDM vehicles)
- Note: Early-style heated oxygen sensor (pre-1994)
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