There are a few options out there for chips. Ted Breaux on SHOforum used to supply chips. I don't know if he is still in the Business or not. FPSin Douglasville, GA is another alternative to SHO tuning. there is also the twEECer out there.
STAY AWAY FROM SHOSHOP, unless your into self inflicted punishment.
STAY AWAY FROM SHOSHOP, unless your into self inflicted punishment.