That's what I thought - the concern is exhaust gas temps. If Tow mode is okay with the stock exhaust then Tow/Performance should be okay with a catless 4". Thanks!
I guess the only other concern could be the tranny. I used the Allisons Tow/Haul mode and it worked like a champ! Oh well, it will go one of these days and I will need a new one (the story to the wife
)
I guess the only other concern could be the tranny. I used the Allisons Tow/Haul mode and it worked like a champ! Oh well, it will go one of these days and I will need a new one (the story to the wife