Tekonsha has evolved to become a trusted name in towing safety. The core product line consists of brake controllers, electrical wiring and trailer brakes. The Tekonsha line has been trusted by professional towers and weekend warriors for worry-free travel. Smooth, predictable stopping at all speeds has made the Tekonsha Prodigy, Primus and Voyager trailer brake controls the best in class and most popular on the market. No matter what you are towing, Tekonsha will help you stop it â Life is a journey, stop often.• Compatibility: P3 90195/ Primus IQ 90160/ I Stop IQ 20191/ 5520 Activator III/ 83520 Brakeman Ultra• Plug-In Type: Universal• Plug Style: 1• Requires Adapter Harness: No Wiring Harnesses Must Be Spliced Into The Existing Pigtail To Allow The Vehicle Specific Plug To Be Installed Wiring Adapter Eases Installation Of Your Electric Brake Controller Quick & Easy Installation | Tekonsha Trailer Brake System Connector/ Harness