It looks like everything setup. My speedo is now on the money, it changed my axle ratio to 3.26 now i have it set at 3.54 and it is good upto around 140 =D. Now if I can only get the sound back.. Any idea on why when i have just the 93octane tune in it sound throater and when i put the 91 c & L and ...

Thanks for the thoughts Beauwulf. I will check it out, not sure what i will be looking for, but I belive it was allready set for 3.55 If not that would be great, now what about the rims being 20"? Is there anything i need to do for that?

Thanks

Bill
Portland, TN

when I install the backup back into it, the speedo is back on track. It is only off if i install a tune. So if I just install the 93 tune it is off, if i install the 91 c & L it is off. No matter what i do it is off, now if I install the backup, it is correct again.

Once again you are awsome Mike ...

Okay I am confused.. I just got my C & L Street that also came with the U7145. I have everything installed, went to oem, and selected the C & L Street kit. I then installed it and it had the 91 Octance C & L tune. Install went smoothly. Now You had said that it shouldn't change my speedo, but when I ...

Thank you for the quick reply Mike. Once again you guys rock!

Hello and thanks for keeping up the good work. My car is an 07 Mustang GT and I have Predator 7145. When I bought the car, I ordered it with 20" rims on it allready, and the speedo was set at the dealer.

Question is, when I install a tune, 93 octane, or any other tune, will it keep my speedo ...