AEM UEGO Digital Air-Fuel Ratio Gauge - 2-1/16 in Diameter - Black/White Face Stilo Holley 4500 Series

Holley 4500 Series

1983-1989 Isuzu Impulse

31 in Long

) and struck lightly with a 3 to 4 lb

Silicone Coated Fiberglass Hose

AEM UEGO Digital Air-Fuel Ratio Gauge - 2-1/16 in Diameter - Black/White Face Stilo Holley 4500 SeriesAEM's legendary Digital Wideband O2 AFR UEGO Gauge is a wideband UEGO air fuel ratio controller (AFR) and gauge in one. It unites accuracy, speed and control with an easy to read, digital LED display and sweeping LED "needle" that changes colors as AFR changes from rich to lean. NOTE: The 30 4100 Wideband UEGO Gauge Controller that uses the 4. 2 LSU sensor will be superseded to the 30 4110 Wideband UEGO Gauge Controller that uses the 4. 9 LSU sensor