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Prosport 52mm EVO Wideband Air/ Fuel Ratio Gauge Prosport - 3

Prosport 52mm EVO Wideband Air/ Fuel Ratio Gauge

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Product in Stock at PPSA Benoni


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EVO Series
Wideband Air Fuel Ratio Gauge
52mm (2 1/16")

This one gauge will display Red or Blue and is dimmable!


Includes 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 a Dual color (Red or Blue) readout in the center of the gauge and a bar-graph syle LED's around the outside of the gauge 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

Weld in Bung


Wiring harness(Gauge to O2 sensor) 10 feet long

Plug and play wiring harness



0-5 volt output signal for data logging


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