Tow your vehicle behind your RV with ease using the CURT Custom Towed-Vehicle RV Harness. Designed with a simple plug-and-play solution to make towing safer, simpler, and more reliable. Engineered for select Ford F-150 model years, this harness connects seamlessly to your vehicleâs factory wiring using original-equipment-compatible connectors, eliminating the need for cutting, splicing, or soldering. The result is a fast, clean installation that helps you get on the road quickly and worry-free. This harness provides a standard 4-way flat trailer connector that synchronizes your truckâs tail lights, brake lights, and turn signals with your RVâs lighting system. For added safety and reliability, it includes integrated block diodes to protect your vehicle's electrical system from backfeeding or overloads caused by the RVâs signals. Built for long-lasting durability, it comes with all necessary hardware, a 4-way extension harness, and a mounting bracketâeverything you need for a professional, secure installation. Whether you're crossing the country or heading to your favorite campsite, this harness ensures your Ford F-150 is road-ready and RV-friendly. YEAR MAKE MODEL STYLE 2021 Ford F-150 All 2022 Ford F-150 All 2023 Ford F-150 All 2024 Ford F-150 All 2025 Ford F-150 All Integrated block diodes to prevent overheating & short circuiting. Uses towed vehicle's existing taillights, brake lights, and turn signals. Full complete kit. | Custom Towed-Vehicle RV Harness, Select Ford F-150