Since many years ago www.4x4proyect.com import the famous Soft tops from Bestop Manufacturing, the part number, BST54857-01 DEFROSTER/REAR WIPER WIRING HARNESS FOR TREKTOP PRO fit on Jeep Wrangler JK for years 2007 at 2017
If mounting a Trektop Pro on a soft top-only vehicle, you'll need this specially-designed wiring bundle in order to connect the defroster and optional wiper motor assembly to the vehicle's electrical system. Built to same specification as factory harness for proper length and function.
NOTE: If your 2007-2018 Wrangler has a factory hard top, this harness is already in the vehicle. Soft top-only factory Wranglers don't have this harness.