PACCAR has patented a method for starting a vehicle’s engine that involves rotating the crankshaft while keeping the exhaust valves of the combustion chambers open before fuel injection. The engine ...

The Pagani Huayra R is put through its paces on a race track, featuring an open exhaust for an uncompromised auditory experience. Viewers can witness the striking design and engineering that sets this ...

As much as we might like the sound and the fury of a big, open exhaust on our diesel engines, does it necessarily flow better than a high-performance aftermarket system? Sure, a big, bad diesel rumble ...