FAST wideband air/fuel ratio analog gauge kits are ideal for monitoring the overall fuel tune of the engine, when daily driving or racing at the track--and make great tools to have where you need to monitor the efficiency of your engine. The FAST wideband air/fuel ratio analog gauge kits combine a super-fast and accurate gauge, a Bosch wideband oxygen sensor, harness, and a stand-alone sensor control unit and bung. These kits can be mounted anywhere inside the interior, gauge pod, or dash. They are also backlit for nighttime use, and can be wired so that they're powered up whenever the engine is running. Get the most out of your driving experience with FAST!

More From This Category

Dakota Digital Gauge, Odyssey Series II, Cylinder Head Temperature, Digital, 65- 400 C, 2-1/16 in. Diameter, Chrome Bezel, Teal Numerals, Each

Dakota Digital Gauge, Odyssey Series II, Cylinder Head Temperature, Digital, 65- 400 C, 2-1/16 in. Diameter, Chrome Bezel, Teal Numerals, Each

$319.09

Dakota Digital Gauge Kit, 1968 For Chevrolet For Chevelle/ El Camino, Analog, Silver Background, Alloy Style Face, Blue Display

Dakota Digital Gauge Kit, 1968 For Chevrolet For Chevelle/ El Camino, Analog, Silver Background, Alloy Style Face, Blue Display

$1,968.40

Classic Instruments Pressure Sensor, Oil Pressure Sender 80 PSI, Universal, Zinc

Classic Instruments Pressure Sensor, Oil Pressure Sender 80 PSI, Universal, Zinc

$75.67

Dakota Digital Gauge Kit, Ion Series, Digital, Satin, Water Temperature, 0-300 degrees F, Oval, Black Face, Teal Numbers, Electrical

Dakota Digital Gauge Kit, Ion Series, Digital, Satin, Water Temperature, 0-300 degrees F, Oval, Black Face, Teal Numbers, Electrical

$233.97

Classic Instruments Gauge, White Hot 2 1/8" Oil Temperature Full Sweep

Classic Instruments Gauge, White Hot 2 1/8" Oil Temperature Full Sweep

$394.24