Tekonsha 118253 7-Way Tow Harness Wiring Package with Circuit Protected ModuLite HD Module Vehicle specific replacement trailer wiring harness for vehicles originally equipped with a factory installed tow package - perfect for replacing damaged or missing factory harnesses Quick and easy plug-in installation - no cutting or splicing necessary; simply plug into existing vehicle connectors, insert provided fuses and relays into vehicle's fuse box and you're ready to tow Circuit protected ModuLite module ensures electrical system compatibility between tow vehicle and trailer, and protects the tow vehicle from harmful electrical shorts or incorrect wire connections Includes 7-way connector and has 4.2 amp stop light/turn signal circuit capacity; 7.5 amp taillight circuit capacity Instructions are easy to follow and include detailed photos; backed by Tekonsha's 1 Year Limited Warranty