Complete Wideband Air Fuel Ratio kit 

52mm (2 1/16")

0-5 volt output signal for data logging

Utilizing the latest Bosch wideband O2 sensor -5 wire heated LSU 4.9 (Prosport Inc. is the only one in the USA to use them) our gauge now has the widest range 10.0:1 to 20.0:1 AFR readings on the planet.

Featuring Amber LCD readout in the center of the gauge and a bar-graph syle LED's around the outside of the gauge that change from green(Rich) to Yellow(Optimal) to Red(Lean) for immediate reference to AFR.

This is a complete kit that includes everything you need:

• AFR digital Gauge

• Bosch 4.9 5 wire heated O2 sensor

• UEGO Control Box

• Weld in Bung

• Instructions

• Wiring harness(Gauge to O2 sensor) Plug and play

• Decals

• Visor/hood

• 0-5 volt data signal for data logging