Car exhaust smoke can come in various different colours and thicknesses, all of which can be an indication of your engine's overall health and what’s going on under the bonnet. Car exhaust smoke ...

New Jersey lawmakers are considering sending people to prison for driving cars with loud, tampered mufflers or exhaust systems. The legislation was introduced in the Senate and Assembly early in ...

Modifying a car muffler to make it louder is illegal in Washington, though Washington State Patrol citation data doesn't show many tickets written for the alterations. (iStock.com) Tim Halloran ...