Keep It Clean's temperature controlled cooling fan kits allow you to set the temperature at the degree you want the cooling power of your cooling fan to turn on. This is perfect for engines with an optimal operating temperature greater than 180 degrees. The adjustable temperature control allows you to set the activation temperature from 180 degrees to 240 degrees. This is a complete kit which includes 1 high-amp fan relay system, 1 plug in wiring harness, 1 40 amp self-resetting circuit breaker, and one completely adjustable temperature switch with probe.Wire your ride right the 1st time, wire your ride w/ Keep It Clean!