AEM X-Series Wideband UEGO AFR Sensor Controller Gauge - 30-0300

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SKU: AEM30-0300
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About AEM

AEM engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full AEM lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

AEM X-Series Wideband UEGO AFR Sensor Controller Gauge (30-0300)

Gain critical insights into your engine's air/fuel ratio (AFR) with the AEM X-Series Wideband UEGO AFR Sensor Controller Gauge (30-0300). Engineered for precision and speed, this gauge utilizes the latest 4.9LSU wideband sensor technology, delivering the fastest response times in its class. Independently tested against 17 competitors, the AEM X-Series gauge proved superior in accuracy and speed, ensuring you have the most reliable data for tuning and monitoring.

Key Features:

  • Includes 4.9LSU wideband sensor for rapid response
  • User-configurable display: AFR, Lambda, or O2%
  • Adjustable center display (3 or 4 digits)
  • Free-air calibration capability
  • CAN-bus enabled for data logging and integration
  • 0-5V analog output
  • Auto-dimming feature
  • Locking connectors for secure connections
  • Durable single-board design

The X-Series gauge offers unparalleled flexibility with on-faceplate buttons allowing you to customize the display to your specific needs. Monitor crucial AFR data, adjust the center display, and even perform free-air calibrations as the sensor ages. Its AEMnet CAN-bus connectivity allows seamless integration with AEM Infinity ECUs, Series 2 EMS, AQ-1 Data Loggers, or other compatible systems. The included 0-5V analog output provides further compatibility with various data acquisition setups. Please note that the UEGO sensor is a wear item, and its lifespan is influenced by factors like fuel type and operating conditions. Ensure optimal engine performance and prevent damage by accurately monitoring your AFR with this advanced gauge from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About AEM

AEM engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full AEM lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

AEM X-Series Wideband UEGO AFR Sensor Controller Gauge (30-0300)

Gain critical insights into your engine's air/fuel ratio (AFR) with the AEM X-Series Wideband UEGO AFR Sensor Controller Gauge (30-0300). Engineered for precision and speed, this gauge utilizes the latest 4.9LSU wideband sensor technology, delivering the fastest response times in its class. Independently tested against 17 competitors, the AEM X-Series gauge proved superior in accuracy and speed, ensuring you have the most reliable data for tuning and monitoring.

Key Features:

  • Includes 4.9LSU wideband sensor for rapid response
  • User-configurable display: AFR, Lambda, or O2%
  • Adjustable center display (3 or 4 digits)
  • Free-air calibration capability
  • CAN-bus enabled for data logging and integration
  • 0-5V analog output
  • Auto-dimming feature
  • Locking connectors for secure connections
  • Durable single-board design

The X-Series gauge offers unparalleled flexibility with on-faceplate buttons allowing you to customize the display to your specific needs. Monitor crucial AFR data, adjust the center display, and even perform free-air calibrations as the sensor ages. Its AEMnet CAN-bus connectivity allows seamless integration with AEM Infinity ECUs, Series 2 EMS, AQ-1 Data Loggers, or other compatible systems. The included 0-5V analog output provides further compatibility with various data acquisition setups. Please note that the UEGO sensor is a wear item, and its lifespan is influenced by factors like fuel type and operating conditions. Ensure optimal engine performance and prevent damage by accurately monitoring your AFR with this advanced gauge from GGCRACING.

Product Details

Product Description

About AEM

AEM engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full AEM lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

AEM X-Series Wideband UEGO AFR Sensor Controller Gauge (30-0300)

Gain critical insights into your engine's air/fuel ratio (AFR) with the AEM X-Series Wideband UEGO AFR Sensor Controller Gauge (30-0300). Engineered for precision and speed, this gauge utilizes the latest 4.9LSU wideband sensor technology, delivering the fastest response times in its class. Independently tested against 17 competitors, the AEM X-Series gauge proved superior in accuracy and speed, ensuring you have the most reliable data for tuning and monitoring.

Key Features:

  • Includes 4.9LSU wideband sensor for rapid response
  • User-configurable display: AFR, Lambda, or O2%
  • Adjustable center display (3 or 4 digits)
  • Free-air calibration capability
  • CAN-bus enabled for data logging and integration
  • 0-5V analog output
  • Auto-dimming feature
  • Locking connectors for secure connections
  • Durable single-board design

The X-Series gauge offers unparalleled flexibility with on-faceplate buttons allowing you to customize the display to your specific needs. Monitor crucial AFR data, adjust the center display, and even perform free-air calibrations as the sensor ages. Its AEMnet CAN-bus connectivity allows seamless integration with AEM Infinity ECUs, Series 2 EMS, AQ-1 Data Loggers, or other compatible systems. The included 0-5V analog output provides further compatibility with various data acquisition setups. Please note that the UEGO sensor is a wear item, and its lifespan is influenced by factors like fuel type and operating conditions. Ensure optimal engine performance and prevent damage by accurately monitoring your AFR with this advanced gauge from GGCRACING.

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