Air Filters Uni Filter NU-4137ST

Uni Filter

NU-4137ST

UNI Multistage Competition Air Filter for Honda CRF150F CRF230F

EAN: 0779420527571

UPC: 779420527571

SKU: 57019662

Air Filters


Comes with full manufacturer warranty
Fits multiple makes and models (contact seller with your vehicle for fitment compatibility information)

  • Designed to Fit in the Factory Air Box Exactly Like Original Filter
  • The Best Selling Replacement Air Filter for Competition Motorcycles and ATVs
  • Unique Two Stage Design Allows for Easy and Complete Cleaning
  • Dual Layer of Foam, Can Be Serviced Separately
  • Thin Ultra Seal Base Is Virtually Impossible to Tear and Has a Built-In "Grease Groove"


  • Please Note: The Image Displayed Is Representative of UNI Filters, but Shows a Variety of Styles. You Will Only Receive the Proper Filter Described for Your Application, Regardless of Image Shown.

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