250-4165 Magnetic VSS Speed Pulse Generator Kit for Rostra and Audiovox Cruise Control Creates the necessary signal for a cruise control to measure vehicle speed Compatible with select models of Audiovox, Rostra and SMS cruise controls Ideal for street rods, custom cars, motorcycles or any vehicle without a VSS Wire that you wish to add Cruise Control to - cruise unit also required and sold separately Works with front or rear wheel drive vehicles and motorcycles Kit includes 5 magnets, 1 tie strap, 1 magnetic pickup, mounting bracket and assorted hardware