I am curious who has tried what type of chip and what were your results.
This is what I found when searching the archives: http://www.ferrarichat.com/forum/showthread.php?t=14358&highlight=powerchip /Peter
I purchased them from DEXM . I have noticed a increase in power. Car runs fine with them, I also installed a muffler from a 348 Spider at the same time.