I'm pretty sure they just burn new programs onto your chip. I don't think there's a charge for reburns. The only drawback is the turn-around time.
If you aren't having any trouble with the 25 HP, you may be ok with just the 40 and 80.
__________________
Tuning, PCM flashing, and burning chips for 7.3s since 2008. Repairing all aspects of 7.3L Powerstrokes for 25 years.
Eight 7.3L PSDs in the driveway including a 1994 Crown Vic and 1973 F100/2002 F350. Looking for the next victim.
|