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30-0310 - AEM 30-0310 X-Series Inline Wideband UEGO AFR Sensor Controller Image
AEM

AEM 30-0310 X-Series Inline Wideband UEGO AFR Sensor Controller

Part # 30-0310 Be the first to write a review

Inline Wideband UEGO AFR Sensor Controller with X-Digital Technology. Includes: X-Series Inline Wideband Controller, Bosch® LSU 4.9 Sensor and O2 Sensor Bung

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AEM 30-0310 X-Series Inline Wideband UEGO AFR Sensor Controller

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Est. Ship Date: 11/02/2026

$198.95
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"AEM's X-Series Inline Wideband UEGO Air/Fuel Ratio Controllers are built upon unique, patented, 100% digital technology that makes them the fastest responding wideband air/fuel ratio controllers in independent testing*. The X-Series Wideband UEGO Air/Fuel Ratio Controller replaces the popular 30-2310 Inline Controller.

Features:

  • X-Series Inline Wideband UEGO AFR Controller were fastest responding wideband air/fuel ratio controllers in an independent test vs. 17 competitors wideband AFR controllers
  • Patented X-Digital technology (Patent 9,575,030)
  • Includes Bosch 4.9LSU wideband UEGO sensor
  • Factory calibrated resistor does not require free-air calibration, but technology allows for free-air calibration as sensor ages if user desires
  • Compatible with vehicle/system voltages up to 16V
  • 0-5V & RS232 output for data logging and feedback control, AEMnet (CANbus) for data logging and daisy-chaining multiple controllers up to 16 cylinders
  • Weather-resistant, low profile design
Brand AEM
Emission Code5
Product TypeAir/Fuel Ratio Gauges
WarrantyManufacturer's Limited 90 Day
UPC840879024475
Manufacturer Part Number30-0310
Part Number30-0310
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Manufacturer's Limited 90 Day: See Details
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    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.