Id just like to add that I dont think you can have a cat and shoot flames. The cat burns the excess or unburned (hydro carbons is it?) and it wont let the flames past the cat. So if you had a test pipe, with no other mods (from my thinkings) its possible to shoot flames... even with a geo metro <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/smile.gif" border="0" valign="absmiddle" alt='

'>