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K&N KT-1211 Replacement Air Filter

Replacement Filters > Replacement Air Filter
Rating Star 1 Rating Star 2 Rating Star 3 Rating Star 4 Rating Star 5   4.9 out of 5 stars   11 Customer Reviews
  • Designed to provide increased horsepower and torque
  • Pleated media provides a large filtration area offering long service intervals
  • Multiple layers of woven cotton gauze media offers excellent filtration
  • Application specific base seal and sealing bead
  • Made in the USA for over 40 years
  • Washable & reusable, pre-oiled and ready to ride!
  • Million-Mile Limited Warranty
The K&N KT-1211 Replacement Air Filter fits some KTM 125 Duke, KTM 200 Duke, KTM 250 Duke, KTM 390 Duke, KTM RC125, KTM RC200, and KTM RC390 models. See vehicle applications link for details.
K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.

[More Information on K&N Replacement Air Filters]

Product Specifications

Air Filter ShapePanel
Filter MaterialCotton Gauze
Filter Re-Oiling Amount0.33 oz (10 ml)
Height1.563 in (40 mm)
Outside Length5.563 in (141 mm)
Outside Width4.313 in (110 mm)
Package Contents1 Air Filter
Package Quantity1
Product Box Height9.69 in (246 mm)
Product Box Length7.72 in (196 mm)
Product Box Width1.75 in (44 mm)
Product StylePanel Air Filter
Weight0.6 lb (0.3 kg)

K&N KT-1211 Replacement Air Filter Product Reviews

Thursday, March 2, 2017 - Part KT-1211
Prompt delivery. Bike runs much better now new filter is installed.

Dave Beveridge
Worcestershire, United Kingdom
Tuesday, January 3, 2017 - Part KT-1211
Perfect, everything was perfect. They exactly shipped in 3 Days, they responded to my email so quickly and on top of all this it was so amazing, the Filter. I personally Love it.

Sohrab Mesbah
Dubai, United Arab Emirates
Tuesday, July 26, 2016 - Part KT-1211
Great service.

Brad Parrill
Irvine, California
Tuesday, June 21, 2016 - Part KT-1211
Great product. Perfect fit and easy to install. Arrived on date promised. I use K&N filters in all of my vehicles. Thank you K&N.

Craig Hasselman
Crosby, Texas
Friday, May 20, 2016 - Part KT-1211
Duke 390, great 5 min. upgrade.

Ryan Campbell
Wednesday, April 27, 2016 - Part KT-1211
Great filter, got it fast in the mail. Price was good, fits and sounds good. I got it for my ktm rc 390... Fits good in the stock box.

Monday, July 6, 2015 - Part KT-1211
A very good product. Bought it for duke200. Can feel increase in horsepower. Slight improvement in mileage. Sounds almost remain the same. Will satisfy performance lovers..

Varun Bv
Bangalore, India