Cat-back and axle-back exhaust systems both replace a car's stock system. But there are key differences in their ...

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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 aren't just for aesthetic purposes: These ...

Your car is an important investment of yours. But it might not be that good for the environment. Cars throw out exhaust of gases and fuels, causing much harm to the environment. It was just recently ...