Are you complaining about the chrome exhaust stacks, or about modifying the engine to purposefully produce lots of black smoke? At least in Denver, you can rep

Are you complaining about the chrome exhaust stacks, or about modifying the engine to purposefully produce lots of black smoke? At least in Denver, you can report the black smoke: https://denver.cbslocal.com/2017/10/18/sheriffs-office-asks-public-to-report-drivers-rolling-coal/ https://denver.cbslocal.com/2017/10/18/sheriffs-office-asks-...