We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

Sidewalk, which launched in 2020, is a low-power, low-bandwidth, long-range IoT network that is free to use. While Ring cameras use Sidewalk connectivity to send alerts even when your home’s Wi-Fi is ...

In a performance application at wide open throttle, the ECU needs to control the air to fuel ratio to hit a small target somewhat richer than stoichiometric. The narrowband sensors most OEs use only ...

Mahindra & Mahindra is intensifying development of flex-fuel engines capable of operating on E30 ethanol blends and beyond, anticipating forthcoming regulatory mandates that raise ethanol content in ...

A 52mm (2-1/16") gauge housing ensures that it will fit in most gauge pods and can be remotely mounted virtually anywhere. All AEM digital gauges feature a 0-5v analog output for use with data loggers ...

It’s taken some time, but the diesel world appears to have reached consensus on how to meet the Environmental Protection Agency’s (EPA) 2010 NOx standards. EPA 2010 was a major milestone in diesel ...

What’s not to love about a screaming V12, a pair of turbos and a BMW M3 dual-clutch gearbox? It isn’t uncommon for the Subaru boxer engine to succumb to the dreaded head gasket issues, so when John ...