Hey Tim, thanks for reaching out!
Yes and no. The Prodigy P3 # 90195 only comes with a pigtail that splices into factory wiring on any given vehicle so this specific part number won't be plug and play.
With that being said, your motorhome likely has a fully functioning 7-Way socket at the back, and you should have a pigtail somewhere on the driver's side of your motorhome; it could be under the seat, under the floorboard, up under the dash, or near/in the steering column. If you're able... view full answer...
Hello Mike, thanks for reaching out. The best way to add a 7-way to a semi is by adding a whole separate RV 7-way in addition to the current semi 7-way. To do this you'll need a converter # 119250KIT. Then to install the actual RV 7-way use install kit # ETBC7 which will also include everything to install a brake controller. For a brake controller you can use any standard controller like the Tekonsha Prodigy P2 # 90885. You'll likely need additional wire # 16-4B-1 for 16 gauge which can... view full answer...