Air/Fuel Ratio (EGT) Monitoring Systems

JEGS carries a number of air/fuel ratio meters, gauges and monitoring systems. Tuning a vehicle to the right air/fuel mixture can improve performance and increase fuel mileage. For racing applications, an air/fuel meter lets you get the most out of a race engine and can help you tune for atmospheric conditions. Trust JEGS to provide top of the line air/fuel ratio meters, gauges and monitoring systems at the best prices!

Individual Products Product Groups
Category: Gauges & Tachs Air/Fuel Ratio (EGT) Monitoring Systems



AEM Replacement Wideband UEGO O2 Sensor Accurate to 0.1 AFR


Replacement Wideband UEGO O2 Sensor
  • Accurate to 0.1 AFR
  • Bosch LSU 4.9 Sensor
  • Replacement for 30-4110
  • $116.10
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    PLX Devices DM-6 + SM-AFR Wideband Gauge Combo Wideband Air/Fuel Ratio Oxygen Sensor Controller


    DM-6 + SM-AFR Wideband Gauge Combo
  • Wideband Air/Fuel Ratio Oxygen Sensor Controller
  • 2-1/16" Touch Screen Gauge
    Includes:
  • Multi-touch Gauge
  • Aluminum Controller Box
  • Bosch LSU4.9 Sensor
  • Sensor Harness
  • Wire/Connector Kit
  • $237.99
    Ships 03/10/17
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    AEM X-Series Inline Wideband UEGO (O2) Controller Accurate to 0.1 AFR


    X-Series Inline Wideband UEGO (O2) Controller
  • Accurate to 0.1 AFR
  • 0-5V analog output
  • Bosch 4.9 LSU sensor & 02 Sensor Bung
  • $235.57
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    AEM Universal EMS Wideband UEGO Sensor Kit Bosch LSU 4.2 Sensor


    Universal EMS Wideband UEGO Sensor Kit
  • Bosch LSU 4.2 Sensor
  • Weld-On Bung
  • Connector
  • Wire-Seals and Pins
  • $147.28
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    AEM Replacement Sensor and Bung Kit Includes a Bosch 4.2LSU Wideband UEGO Sensor


    Replacement Sensor and Bung Kit
  • Includes a Bosch 4.2LSU Wideband UEGO Sensor
  • Stainless Steel Bung
  • Both Cools the Sensor Body & Minimizes Restriction in Exhaust Port
  • Use with 017-30-2340
  • $103.65
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    AEM 4-Channel Wideband UEGO Controller No free air calibration required - ever


    4-Channel Wideband UEGO Controller
  • No free air calibration required - ever
  • Four unique differential analog outputs
  • CAN output for use with AEM EMS or CAN enabled devices
  • $610.29
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    Denso Denso Oxygen & Air/Fuel Sensors


    O2 Sensor 2006-2003 CADILLAC CHEVROLET GMC PONTIAC SATURN AVALANCHE BONNEVILLE CTS DEVILLE EQUINOX ESCALADE G6 GTO MALIBU RELAY SEVILLE SIERRA SILVERADO SUBURBAN TAHOE TORENT YUKON
    $66.99
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