During normal operation, the emissions from a car's tailpipe should be invisible ... If your engine is burning enough oil to produce visible exhaust smoke, the oil level will drop over time ...

There are many exhaust pipe upgrades and mods out there, but this one takes the cake, plate, and silver fork. The Tesla Model Y is an electric car with zero tailpipe emissions, so it doesn't even ...

and emissions, not to mention make your car obnoxiously loud. There are a few big exhaust problems to look out for. For instance, different colors of exhaust smoke mean different things for your ...

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The next time you see a semi truck rumbling down the highway, pay attention to the vertical exhaust stacks rising up from behind the cab. These exhaust pipes ... emissions. By sending the smoke ...