K&N Air Filter RC-2890

K&N Air Filter RC-2890
Performance air filters that are ideal to use when installing BC Air Box Removal Kit on Triumph America and Speedmaster.


Usually ships in 3-5 Business Days From California Warehouse
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Now available the high performance K&N air filter used on the British Customs Air Box Removal Kit. We at British Customs use nothing but the best of air filters directly from K&N, and now offer this filter individually. If you want to replace your old filter with a new one or simply replace a damaged filter, we recommend this product! This is for the left side intake.

Note: This filter is only recommended for left carburetor on Triumph America & Speedmaster.


  • 100,000 mile air filter
  • Maximum intake
  • High performance
  • Washable
  • Sold individually



  • Triumph America (With air box removal kit)
  • Triumph Speedmaster (With air box removal kit)
  • Triumph Bonneville EFI
  • Triumph Thruxton EFI


Disclaimer: For off-road use not legal for registration for California.

This part fits the following models
Triumph America Carb - 2002-2008
Triumph America EFI - 2009-2016
Triumph Bonneville T100 EFI - 2009-2016
Triumph Bonneville T100 Carb - 2002-2008
Triumph Bonneville Mag - 2009-2015
Triumph Thruxton 900 EFI - 2009-2016
Triumph Thruxton 900 Carb - 2004-2008
Triumph Speedmaster EFI - 2009-2016
Triumph Speedmaster Carb - 2003-2008
*Refer to Description in event of VIN specific fitment

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