As standard it can't.
May be a stupid question but I'll ask it anyway..
Why do you want flames coming out of your exhaust?
Turns out I'd been listening to a load of BS, it's got a full system, decatted with a manifold. Still claimed to be 'standard' though by friends of the owner, which I still can't quite get my head around.
Contrary to popular belief, they run super rich without a Cat converter. Hence flamage.