Wideband (AFR) Gauges

All of the products found on this page are Full Kits with everything needed to monitor Air Fuel Ratio with wideband accuracy. They are organized by price. You will find that most are standard 52mm (2 1/16") size, some are digital and some are analog (needle). Please review the options and let us know if you have any questions.


Gasoline Widebands

AEM Analog Wideband O2 AFR Gauge Kit / 52mm / Sensor Included
	Part Number: 30-5130Application:Universal AEM Wideband 02 Analog Gauge and Sensor (Full Kit) UEGO This auction is for a brand new Analog AEM UEGO Wideband O2 Kit. It is a full kit complete with the...	$199.80
AEM Digital Wideband O2 UEGO Gauge Kit / 52mm / Sensor Included
	Part Number:30-4100Application:Universal AEM Wideband 02 Gauge and Sensor (Full Kit) UEGOThis auction is for a brand new AEM UEGO Wideband O2 Kit. It is a full kit complete with the gauge, sensor,...	$199.80

Ethanol (E85) Widebands

AEM E85 Analog Wideband O2 AFR Gauge Kit for Ethanol Air / Fuel
	Part Number: 30-5143Application:Universal AEM Wideband 02 Analog Gauge and Sensor (Full Kit) UEGO FOR E85 Ethanol Fuel This is a brand new Analog AEM UEGO Wideband O2 Kit designed specifically to...	$199.80

Supporting Mods

AEM No-Weld Install Exhaust Clamp for UEGO Wideband O2 Sensor
	Application: Universal AEM No Weld Install Exhaust Clamp for UEGO Wideband O2 Sensor Not everyone who needs a wideband to monitor air/fuel ratio also has a welder handy to put the additional o2...	$49.99

Replacement Parts

AEM No-Weld Install Exhaust Clamp for UEGO Wideband O2 Sensor
	Application: Replacement Bosch LSU 4.2 AEM UEGO Wideband O2 Sensor O2 sensors, much like any other "Wear item" has a finite life cycle, and will eventually die. Leaded fuels, race gas,...	$79.99