So I have a 2015 ram 1500 cc 4x4 big horn edition 3.21 gears. Bought new Came with tow mode. I installed the trailer brake module and had dealer program ecu. I have aftermarket ss. Exhaust with flow master 40, Fuel wheels with Nitto ridge grapplers LT 295/70-18. Bilstein shocks, ready lift sst...