If we were to oversimplify how power is made, we’d say this: As more pressure is created in the cylinders, more torque is delivered to the wheels. That pressure can be a result of increased boost ...

For 2001, GM released its 6.6L Duramax engine, which, at the time, was considered by many to be the most advanced diesel powerplant ever installed in American pickup trucks. The fact that the same ...