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2015-2017 Subaru WRX VA
Lightweight and aesthetically appealing
along with smooth bends being used as much as possible within the manifold design
Integrated 1/8" NPT gauge port
AEM 52mm Wideband O2 Air/Fuel UEGO Gauge Kit (No Sensor) Invidia Excl Engine/Turbo Back 2015-2017 Subaru WRX VAAEM'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 NOTE: The 30 4100 Wideband UEGO Gauge Controller that uses the Bosch 4. 2 LSU sensor will be superseded to the 30 4110 Wideband UEGO Gauge Controller that uses the Bosch 4. 9