i have a 06 4x4 with 315x70r17 tires with the s&b intake, no cat and an aero 4040xl muffler and with the predator set on performance, i was getting 20+ mpg and it ran awsome! when i stacked it with the extreme powerpuck i didnt see much change in mpg but it did take off quicker, but when i put 90hp ...

ok i redownloaded everything but following what yall suggested i closed down internet explorer (diablosport web site opened to updated version page) & it recognized it immediately!! going to hook it up to the truck in the morn to see if it reads the comp now.

ok ill keep on trying!

i bought the usb cable with the cd and ac adaptor, down loaded the dsdownloader, installed the cd followed the instructions and it is supossed to auto detect but wont! i have a 06 with the u7131 and iam trying to get the updated version after warrenty work updated my computer and the original 9r03 ...