Wideband O2

The Wideband FAILSAFE Gauge is a Universal Exhaust Gas Oxygen (UEGO—“you-way-go”) controller with an internal boost sensor, an internal data logger...

What it DoesThe Inline Wideband UEGO gives all the benefits of the AEM Wideband Air/Fuel Gauges to those who do not require or want an additional g...

AEM’s new X-Series Digital Gauges combine incredible looks, increased readability and a multitude of new, easy-to-use features! X-Series Digital Di...

A wideband UEGO sensor controller accurately monitors Air/Fuel ratios (AFR) during the tuning process to prevent a lean fuel mixture, which could l...

Grams is proud to offer the most innovative Wideband Air/Fuel Ratio Gauge. Air/Fuel Ratio data is important for tuning as it helps achieve optimum ...