Best way to so this is I did it on my automatic glanza Silicone a pop corn machine to the rear of your car next to the exhaust Make sure it is shielded with a metal hear restrictive so it does not melt the pop corn mechanism then simply wire it up to the cigarette fuse then put a switch in there then press the button heats up the popcorn and will pop and bang when you want! Was completely epic tbh!! I was so fucking stoked and radical amounts of seamen