UNI Filter air filters are unsurpassed in airflow, dirt stopping and overall performance. And they produce more horsepower and more torque than any other air filter. UNI's revolutionary two stage air filter is the only filter that comes apart for maximum airflow and ultimate cleaning. Enquire to find the filter that is right for your bike. Fits: Honda BIG RED MUV700 4WD 2009-2012 SXS500M2 Pioneer 500 2015-2021 SXS700M2 Pioneer 700 2 2014-2021 SXS700M4 Pioneer 700 4 2014-2021 TRX400EX 2WD SPORTRAX 2002-2007 TRX400X 2013-2014 TRX420FM 4WD RANCHER 2012 TRX420FM1 4WD RANCHER 2014-2020 TRX420FM2 4WD RANCHER 2020 TRX500FA RUBICON 4WD 2001-2013 TRX500FA7 IRS 2016-2019 TRX500FE FOURTRAX FOREMAN 4X4 2005 TRX500FM 4WD FOREMAN 2007-2013 TRX500FM1 4WD FOREMAN 2014-2017 TRX500FM2 4X4 EPS FOREMAN 2014-2015 TRX500FM6 IRS 4X4 FOREMAN RUBICON 2016 TRX500FPA 4X4 FOREMAN 2011-2015 TRX500FPAC RUBICON 4WD 2011-2012 TRX500FPE FOURTRAX FOREMAN 4X4 2008-2010 TRX500FPM 4WD FOREMAN 2008-2013 TRX520FA6 IRS 2020 TRX520FA6L 2021 TRX520FM2 2020 TRX520FM6 IRS 2020 TRX650FA IRS RINCON 4WD 2003-2005 TRX680FA IRS RINCON 4WD 2006-2014 TRX680FA IRS RUBICON 4WD 2015-2021