AEM FAE Wideband UEGO O2 Replacement Sensor X-Series 30-0300 (Serial 0400+), No Calibration

2025-08-18T16:58:01-06:00

Vendor: AEM
Type: Oxygen Sensors
Price: 155.95

The AEM FAE Wideband UEGO O2 Replacement Sensor is engineered to suit the AEM X-Series 30-0300 Wideband Gauge with 0400+ serial numbers. Built for accurate air/fuel ratio monitoring, this sensor delivers fast response and reliable data under demanding conditions. Designed as a direct replacement, it offers straightforward installation and no calibration required when used with the correct X-Series controller.

Key Features

Replacement wideband UEGO O2 sensor for AEM X-Series systems

Compatible with AEM 30-0300 controllers/gauges with 0400+ serial numbers

No free-air calibration required when paired with the appropriate X-Series controller

Fast response for accurate wideband AFR readings

Durable design for performance applications

Vehicle Fitment

Check your vehicle details before ordering.

Fitment disclaimer: This sensor is matched to specific AEM X-Series wideband controllers (30-0300, serial 0400+), not to a specific vehicle list.

Benefits

Helps maintain dependable AFR data for tuning and diagnostics

Reduces downtime with a plug-in replacement sensor

Improves confidence in readings thanks to quick sensor response

Why Buy From Us

Genuine AEM performance parts supplied for NZ & AU customers

Fast local shipping options and responsive support

Clear product identification to help you order the correct component