The OBD2 port on all modern vehicles can double as a power source. As a result, many owners opt to tap into this often-ignored port to power devices like a Dash Cam, powered rear view mirrors, radar ...

While only 12 of the 203 reviews award the MM420 fewer than 4 stars, there are some issues worth noting. The most common ...

One aspect of routine car maintenance is making sure your fuel injectors are clean, and there's a few things you can do to ...

This video features a dyno test of the BMW F70 M135i, measuring real-world output against the manufacturer’s claimed power ...

Along with improving reliability and performance by enhancing control of the air-fuel mixture, injectors also need less ...

Symptoms of a malfunctioning NOx sensor include increased fuel consumption, as well as reduced power and acceleration. If a sensor fails, it will also trigger an on-board diagnostic (OBD) code, ...