Conveniently disconnect your battery so that your vehicle can be flat towed per manufacturer instructions. System with switch charges your towed car's battery during towing to prevent dead battery and maintain charge for accessories.

Kit allows up to 15 amps from your RV's battery to be used to maintain the charge of your towed car's battery while the car is being towed. Charge line connects to the 6-way or 7-way plug on your vehicle. Requires separate charge line in RV.

Quickly and easily connect your towed vehicle to your RV with this durable, insulated electrical cable. Includes car-side 6-way, round plug.

Quickly and easily connect your towed vehicle to your RV with this durable, vinyl-coated electrical cable. Coiled design prevents dragging. Includes car-side 6-way round plug.

Quickly and easily connect your towed vehicle to your RV with this durable, insulated electrical cable. Includes car-side, 4-way round plug.

Quickly and easily connect your towed vehicle to your RV with this durable, insulated electrical cable. Includes 6-way, round RV and vehicle plugs.

Replaces the power cord from your Roadmaster tow bar so that you can run power from your RV to your towed vehicle. Coiled end prevents dragging and straight end is ideal for tow bar channel guides.

This adapter with coiled cord stretches 8' so you can connect your 7-way, RV-style, vehicle-end connector to a 4-way or 5-way flat connector on your towed vehicle or trailer.

This charge line connects to the battery in your RV to allow up to 15 amps to be transferred to your towed vehicle's battery during towing. Requires RM-156-25 be installed in towed car.

Easily and effectively connect your motor home to your towed vehicle with this water-, oil- and chemical-resistant electrical cord. Perfect for RoadMaster's All Terrain tow bars and tow bars with cable channel guides.

Easily and effectively connect your motor home to your towed vehicle with this water-, oil- and chemical-resistant electrical cord. Flexo-Coil technology allows cord to extend more than 8' and then contract conveniently for storage.

Easily and effectively connect your motor home to your towed vehicle with this water-, oil- and chemical-resistant electrical cord. Flexo-Coil technology allows cord to extend more than 8' and then contract conveniently for storage.

The 8' long, coiled adapter cord in this Hopkins Endurance kit gives you extra length to connect your towed car to your RV. The connectors glow to verify tail light function. Includes 4-way socket with mounting bracket for towed car.

This adapter with coiled cord lets you span 8' to connect your 7-way, RV-style, vehicle-end connector to a 4-way round connector on your towed vehicle. The Nite-Glow function lets you find your electrical connections in the dark.

Diodes make wiring simple and prevent damage from electrical feedback. Pack includes 12 diodes.

Perfect for flat towing, this extension with face-to-face contacts connects your towed car to your RV to power the car's brake and signal lights. Built-in magnets create secure connections with EZ Connector vehicle-end sockets (sold separately).

Extension wiring loop with 2 trailer ends lets you connect your RV and towed vehicle. Each male end easily plugs into a 4-way flat, vehicle-end plug.

Diodes permit electrical current to flow in only one direction - from the motorhome to the car - prevents electrical feedback and the damage it can cause to the towed car's electrical components.

Replaces the LED bulbs and sockets for your Roadmaster LED bulb and socket kit (RM-152-LED). Includes (2) bulbs and (2) sockets.