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 ...

New from Innovate Motorsports – the MTX-L PLUS. This standalone O2 sensor gauge uses 100-percent digital wideband air/fuel ratio technology, and can provide data on richness or leanness at any load.

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 ...