UNI Foam Air Filter for 1996-2004 Honda XR 400

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UNI Stock Replacement Foam Air Filter

For over forty years, UNI Foam Air Filters have been unsurpassed in both engine protection and overall performance.  And their unique two stage design produces more horsepower and more torque than any other air filter.  To complete this winning combination, be sure to use only Uni Oil and Uni Cleaner.


  • Honda XR 400, 1996-2004
  • Honda XR 250L, 1991-1996
  • Honda XR 250R, 1986-2004
  • Honda XR 350R, 1983-1985
  • Honda XR 600R, 1985-2002