AEM X-Series Wideband UEGO AFR Sensor Controller Gauge s4b8.5 Note: The 'To Standard Fitment'

Note: The 'To Standard Fitment' fits to O/E Cat Back only

Auto dimming sensor delivers ideal display brightness

which in turn opens the door to gains in both power and torque

Starting at the front

We’ve driven them in every real-world situation you’re likely to encounter

AEM X-Series Wideband UEGO AFR Sensor Controller Gauge s4b8.5 Note: The 'To Standard Fitment'AEM X Series Wideband UEGO AFR Sensor Controller Gauge with X Digital Technology. Includes: X Series Wideband Controller Gauge, Bosch LSU 4. 9 Sensor, Wiring Harnesses, Black Bezel, Black AFR Lambda Faceplate & O2 Sensor Bung AEMs X Series Wideband UEGO Air Fuel Ratio Sensor Controller Gauges are built upon unique, patented 100% Digital technology (Patent 9,575,030) that makes them the fastest responding wideband air fuel ratio controllers in