air bags
Glad it worked out for you. I know what you mean about getting passed by semis.
I installed the airlift air bags in the rear, and has helped significantly by preventing that severe back end drop when attaching the towed vehicle.
Only other modification is the installation of the...
I installed the Voyager EBC and ran wire through the firewall. With this kit, you'll need sufficient current to drive the trailer brakes, and you'll be installing a relay under the hood.
Good luck.