Automatically activates the fan, keeping your engine in its optimum temperature range. Electronic temperature replacement part sensor. Improved reliability over mechanical switching solutions. Programmable set-point fan switch. Installs without cutting of fluid lines. Kits include 4in. SPAL fan, TTV temperature meter, radiator bracket, temperature replacement part sensor and wire harness.

2017-2020 fits HON CRF450R
2017-2020 fits HON CRF450RX