Here's one.......
PERFORMANCE CHIP FOR CHRYSLER CROSSFIRE 2004-2008 - eBay (item 270664763897 end time Dec-15-10 18:17:02 PST)=
275HP and 75MPG!!!!!!!!!! It's GOTTA be worth the $20.00! Heck, it even claims to improve steering response!
Be the first to try it...... let us all know how it works!