Description Made from 7075 lightweight aluminum Prolong engine life by pulling metal filings out of the oil Ultra-powerful magnets Comes with either O-ring or washer sealing surface Compare with original OEM plug before installing Anodized red, Made in the U.S.A. fitment makemodelyear Yamaha WR 250 F 2001 - 2009 Yamaha WR 450 F 2003 - 2011 Yamaha YFZ 450 2004 - 2013 Yamaha YFZ 450 R 2009 - 2013 Yamaha YFZ 450 X 2011 Yamaha YXR 450 F Rhino 4x4 2008 Yamaha YXR 660 F Rhino 4x4 2007 Yamaha YZ 125 2005 - 2014 Yamaha YZ 250 F 2001 - 2014 Yamaha YZ 450 F 2003 - 2011 Yamaha YZ 450 F 2014