At last, a clean car that costs nothing to run - the Flatula Backfire!

[Lance B]

https://www.youtube.com/watch?v=W0_tJjWHZOo

[Cage]

:lol: :lol:

Lance, I think you have too much spare time. :lol2:

[Gazza]

:lol: ...Would work well in Canberra :D

[Claire M]

:laughing1: :th3: Great little find! - Might just need a strong air freshner though :D