Do Radar Jammers Actually Work?

Radar jammers and detectors are two distinct devices with different functions and legal statuses. A radar detector only alerts drivers when police radar guns are nearby, giving a heads-up to slow down. A radar jammer, however, actively disrupts police radar…

Mercedes’ M139 Inline-Four Is the Most Powerful Production 4-Cylinder Ever—But It’s Not Winning Any Fans

Mercedes-AMG’s M139 inline-four has earned bragging rights as the world’s most powerful production four-cylinder engine, but that technical triumph hasn’t translated into customer enthusiasm. The 2.0-liter turbocharged unit debuted in 2019 with up to 416 horsepower in its non-hybrid form,…