Pro Tuning Enabled

[20172500]

Wow, pardon my struggles with English... I have not tried an 18 file in a 13 to 17 truck. I will have to give that a go.

Didn’t mean to sound rude

I have a 13 and my CTT files have all used an 18 file....

So the 32370831 file would work all the way back to a 2013?

[TWITCH02X]

So the 32370831 file would work all the way back to a 2013?

Yes

[20172500]

Yes

Thanks!