for only $ 14.95 too! http://www.esuperchargers.com/

I think you mispelled it...

www.stuperchargers.com

5 to 20% increase in horsepower!!! Anybody for a group buy?
Cheers, Elliot

Here's one that might work for short bursts, but its damn expensive.

http://www.boosthead.com/home.php

How would you tune for an electric momentary boost? You'd go lean and melt your engine without more fuel! However, I do like the idea...

for more humor though....

http://sunamiturbo.com/index.html

bah, who needs all the power generated by a turbo... just get the kit that SOUNDS like a turbo!