Dear Tom and Ray: My son, 16, bought a ’77 Pontiac Grand Prix. It’s loud, with a big motor (muscle-car-type motor, original everything). Anyway, he sawed off the exhaust pipe to make it even louder, ...

Dan Clougher is an automotive journalist and former classic and sports car dealer with hands-on experience across luxury, performance, and collector vehicles. Before joining CarBuzz, he managed his ...

The exhaust system heats the tailpipe because the exhaust gases go straight from the engine into the exhaust manifold, and the temperature of the whole system becomes pretty high. However, only some ...

Have you got white smoke pouring from your exhaust? Is it just on start-up, or does it happen while you're accelerating with ...