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 ... mandrel-bent pipes improves airflow ...

Diesel engines operate more efficiently than gasoline-powered ones, and they're crucial to the U.S. economy. But does this ...

Now, that's all well and good for your everyday family sedan, but what about a real rip-roarer of a vehicle, such as a massive diesel-powered big rig truck? Big trucks have regular brakes ...