Truck to pull TT that's readily available & not too $?

Our entire setup is less than $20,000 - got the truck for $14,000 (4WD, large cab - there's 6 of us; payload of #2,000) and camper for around $5,000. I LOVE our Dodge. It's the 3rd gen and it's a great workhorse. We got stuck behind an idiotic driver on a two lane road, up and down for miles, who kept slowing up and speeding up and the Ram had no issues pulling the trailer. Our is the 5.7 HEMI with 3.73 gears.

Here's our rig: