Rolling coal is the practice of tampering with a vehicle’s emissions control system, causing it to spew black clouds of sooty exhaust.

  • seathru
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    1 year ago

    To a point. After that you’re just making more smoke, and washing out the cylinders, drastically reducing the engine’s life. I take some consolation in the fact that most of the bros rolling coal will absolutely not be able to afford a replacement engine once they trash theirs.