K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of the vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into the factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!.
Specifications:
- Product type: Drop-In Air Filter
- Style: Panel Air Filter
- Shape: Panel
- Media: Cotton Gauze
- Washable and reusable: Yes
- Height: 1.25 in (32 mm)
- Outside length: 5.875 in (149 mm)
- Outside width: 3.5 in (89 mm)
- Re-oil amount: 0.32 oz (9 ml)
- Package contents: 1 Air Filter, 1 K&N 1oz Sealing Grease
- Warranty: No-Hassle Lifetime Limited
- Part number: BM-1204
Vehicle Applications:
- 2005-2008 BMW HP2 Enduro 1170
- 2007-2011 BMW HP2 Megamoto 1170
- 2014-2020 BMW R nine T 1170
- 2016-2020 BMW R nine T Pure 1170
- 2016-2020 BMW R nine T Racer 1170
- 2016-2020 BMW R nine T Scrambler 1170
- 2016-2018 BMW R nine T Urban GS 1170
- 2004-2013 BMW R1200GS 1170
- 2005-2013 BMW R1200GS Adventure 1170
- 2008 BMW R1200GS HP2 1170
- 2005-2007 BMW R1200GS HP2 1172
- 2007-2015 BMW R1200R 1170
- 2011 BMW R1200R Classic 1170
- 2015 BMW R1200RS 1170
- 2005-2013 BMW R1200RT 1170
- 2009-2011 BMW R1200S 1170
- 2006-2007 BMW R1200S 1172
- 2005-2007 BMW R1200ST 1172
- 2005 BMW R900RT 900
FAQ
What does the K&N BM-1204 fit?
It fits 2004-2020 BMW R, R1200R, R1200RS & R1200GS & more. Check your exact year, make, model and engine against the vehicle application list before ordering.
Is the K&N BM-1204 washable and reusable?
Yes. The K&N media is washable and reusable; clean and re-oil it with a K&N Recharger kit instead of replacing it.
What warranty does it carry?
It is backed by the K&N No-Hassle Lifetime Limited Warranty.

