To illustrate the effects of a leaky exhaust, we headed down to the engine dyno at Westech performance with an Innovate ... so detrimental to O2 sensor (also known as a wideband sensor ...

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 ...

While all of the offerings were impressive, we chose to focus on AEM's wideband O2 sensor. It's a good idea for a Tech Inspection given the current state of enhancing power in street-driven ...