At JC Whitney, we offer the best selection of Mercury Cougar Trailer Wiring parts and accessories. We offer an industry leading 30-day Guarantee so that you can shop with confidence! Narrow your selection below by providing the year of your vehicle for a custom list of Mercury Cougar Trailer Wiring products.
MULTI-TOW 7-WAY BLADE FLAT PLUG-IN ADAPTER. This adapter allows you to create a custom wiring system appropriate for any towing situation... Read more
Multi-Tow Adapter 7RV to 6-Pole, 5 & 4-Flat. Endurance design elements. Expand application to 4-flat and 5-flat. Solve rusting problem... Read more
NITE-GLOW FLEX COIL ADAPTERS 7 RV BLADE CONNECTOR. Nite-Glow function lights up on taillights and provides additional length and durability... Read more
POWER MANAGEMENT 7-WAY TO 5-WIRE FLAT 12-VOLT ADAPTER. The features of a multi-tow adapter with a 12-volt power supply-these functions... Read more