The CLS is not a sports car, but a luxury Mercedes model, available with air suspension and self-driving features. As such, it's also offered with some frugal diesel engines, which are among the most ...

There's just something undeniably thrilling about the sound of a well-tuned diesel engine exhaust. Among all the ways you can upgrade your diesel truck, the exhaust modifications are what give your ...

Fake exhaust noise. The worst crime in the automotive world after fake vents, fake brake discs, fake performance badges, and fake turbo sounds. Okay, it is not that immoral, but why does it exist and ...