Cooling Systems

Saves coolant from spilling out and then return it to the radiator when cooledProvides longer engine life and produces sustained horsepowerCompletely hidden once installed150cc capacity (5 fluid oz.)Universal fit; includes installation hoses and zip ties...

Replacement for OEM temperature/fan sensorsOperates at same temperature as OEM sensorsEasy to install with matching plugs Polaris -- Ranger 500 4x4 -- (2005, 2006, 2007); Polaris -- Sportsman 500 H.O. LE 4x4 -- (2005); Polaris -- Sportsman 450 4x4 --...

Moose Utility Replacement Radiator Hose Kit - Black - Polaris 100-3438-Pu Polaris -- Sportsman 700 EFI 4x4 -- (2007); Polaris -- Sportsman 800 EFI 4x4 -- (2008, 2009, 2010, 2007); Polaris -- Sportsman 800 Twin EFI -- (2005, 2006); Polaris -- Sportsman...

High-quality billet construction that won't flex or crack Polaris -- RZR 900 EPS 4x4 -- (2019, 2017, 2015, 2016, 2018); Polaris -- RZR 900 4x4 -- (2016, 2020, 2018, 2019, 2014, 2015, 2017); Polaris -- RZR 900 XC 4x4 -- (2016, 2015, 2017); Polaris -- RZR...

Moose Utility Replacement Radiator Hose Kit - Black - Polaris 100-3418-Pu Polaris -- Sportsman 500 -- (1997, 1996, 1998, 1999)

Exact OEM replacement thermostatsOpen and close at OEM temperature Polaris -- Sportsman 550 EPS EFI 4x4 -- (2014, 2011, 2012, 2010, 2013); Polaris -- Sportsman Touring 550 EPS 4x4 -- (2013, 2014, 2011, 2012, 2010); Polaris -- Sportsman X2 550 4x4 --...

Exact OEM replacement thermostatsOpen and close at OEM temperature Polaris -- RZR 4 XP 1000 4x4 -- (2015, 2014); Polaris -- RZR XP 1000 High Lifter Ed. 4x4 -- (2015); Polaris -- RZR 4 XP 900 EFI 4x4 -- (2012); Polaris -- RZR XP 900 EFI 4x4 -- (2011,...

High-quality billet construction that won't flex or crack Polaris -- Ranger 800 6x6 -- (2012, 2014, 2011, 2010, 2013); Polaris -- Sportsman 600 Twin 4x4 -- (2005, 2004, 2003); Polaris -- Ranger XP 700 EFI 4x4 -- (2009, 2007, 2008); Polaris -- Sportsman...

High-quality billet construction that won't flex or crack Polaris -- ATP 500 H.O. 4x4 -- (2004, 2005); Polaris -- Ranger 500 (Mid-Size) EFI 4x4 -- (2013, 2012, 2011); Polaris -- Ranger 500 H.O. 4x4 -- (2010); Polaris -- Sportsman 400 H.O. 4x4 -- (2008,...

Automotive quality replacement radiator caps13 PSI capsStamped steel cap with rubber bottom seal Polaris -- Sportsman 700 Twin -- (2003, 2004, 2006, 2005, 2002); Polaris -- Sportsman 570 EFI 4x4 -- (2018, 2014, 2016, 2015, 2017, 2019, 2020); Polaris --...

Automotive quality replacement radiator caps13 PSI capsStamped steel cap with rubber bottom seal Polaris -- RZR Trail 570 LE EPS 4x4 -- (2013, 2014); Polaris -- Sportsman 550 EFI 4x4 -- (2012, 2010, 2011, 2013); Polaris -- Sportsman XP 550 EFI 4x4 --...

Replacement thermistor Polaris -- Sportsman Ace 325 4x4 -- (2015, 2014, 2016); Polaris -- Ace 570 SP -- (2019, 2015, 2016, 2017, 2018); Polaris -- General 4 1000 4x4 -- (2018, 2017, 2020, 2019); Polaris -- General 1000 EPS 4x4 -- (2016, 2018, 2017, 2020,...