Researchers have created a prototype that can be fitted into tailpipes of cars, helicopters and unmanned aerial vehicles ...

Curious why some cars have four exhaust pipes? Learn what they do, how they boost performance, and why automakers add them to ...

Here’s a hack that’s been around since the very start of the hot rod movement. Car exhaust flame throwers work by interrupting the spark to the engine. This dumps raw fuel into the exhaust system.

It funnels exhaust gases from all the cylinders and routes them to the car’s catalytic converter. V-type engines have a separate manifold for each cylinder bank. A leak in the exhaust manifold ...