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
Gauges & Tachs Air/Fuel Ratio (EGT) Monitoring Systems



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
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  • $162.00
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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
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    $29.99
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    Denso O2 Oxygen Sensor 1979-99 AMC/GM/Isuzu/Jeep/Suzuki


    Denso O2 Oxygen Sensor
  • 1979-99 AMC/GM/Isuzu/Jeep/Suzuki
  • 1 Wire, Screw Type
  • Unheated
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  • $18.99
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    Denso O2 Oxygen Sensor 1986-95 Ford/Lincoln/Mercury/Mazda


    Denso O2 Oxygen Sensor
  • 1986-95 Ford/Lincoln/Mercury/Mazda
  • 3 Wire, Screw Type
  • Heated
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  • $25.99
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    NGK Spark Plugs NTK/NGK OE Identical AFR Sensor 2003-08 Honda/Acura (See More Info)


    NTK/NGK OE Identical AFR Sensor
  • 2003-08 Honda/Acura (See More Info)
  • 5-Wire, Non-Flanged
  • Wideband Zirconia
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  • $109.99
    Estimated to ship on 10/01/18
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