Brand New ATV Radiator:polaris Sportsman 400 500 450 Year 04-2008 2007 2006 2005 2004 05 06 07 08 High performance aluminum radiator Polaris Sportsman 400 500 450 All aluminum High performance radiator directly bolt on, very easy to install All Aluminum Radiator without glue or epoxy Very high performance Radiator working better than stock radiator Fit Sportsman 400 500 450 2004 2005 2006 2007 2008