Wideband O2 sensors play a pivotal role in the realm of automotive tuning, providing precise measurements of the air-fuel ratio necessary for optimizing engine performance. Unlike their narrowband ...

As ever, I am fighting a marginally winning battle against my 1991 Mazda MX-5, and this is the story of how I came to install a wideband oxygen sensor in my Japanese thoroughbred. It came about as ...

Each year, your tech editor spends one full week in January at a gathering called the Motorsports Parts Manufacturers Council Media Trade Conference. In our 2009 audience with AEM, we were shown a ...