Trail Tech's TTV Temperature Switching Fan Kit monitors your cooling system performance and automatically activates the fan to keep engine at optimum temperature range. features Custom adjustment of temperature trigger point Complete with fused wiring harness or plugs into most stock KTM harnesses Improved reliability over mechanical switching solutions Records Maximum Temperature No cutting of fluid lines 30 watt draw Kit Includes: 147CFM 4" Fan TTV Temp Meter Radiator Bracket Temp Sensor Wire Harness Fits: KTM 250 XCF 2012-2013 2015 350 XCF 2011-2013 2015 450 EXC 2008-2011 450 EXCR 2008-2011 450 XCF 2008-2015 450 XCRW 2008 450 XCW 2007 2009-2014 530 EXC 2008-2011