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- USA
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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
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Description
Universal 04 525i 2.5L-L6 Drop In Air Filter (KNN33-2292)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 your vehicle, and backed by K&N's 10 Year Million Mile Limited Warranty. K&N drop in replacement filters are designed to install easily into your
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 your vehicle, and backed by K&N's 10-Year/Million Mile Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!Technical Bulletin
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.0 ★★★★★
Based on 27 reviews
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Product Reviews
★★★★★ 5
Great!!!
Size: 6 Fl Oz (Pack of 1)
works great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026
★★★★★ 5
discourages chiggers
Size: 6 Fl Oz (Pack of 1)
keeps the bugs away on overnight hikes.
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Reviewed in the United States on September 29, 2025
★★★★★ 5
Perfecto para evitar picaduras
Size: 6 Fl Oz (Pack of 1)
Perfecto para camping y para exteriores la verdad que está perfecto para evitar cualquier tipo de picaduras
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Reviewed in the United States on January 4, 2026
★★★★★ 5
Trusty faithful OFF , works every time.
Size: 6 Fl Oz (Pack of 1)
Works as advertised.
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Reviewed in the United States on August 12, 2025
★★★★★ 4
Bottle leaks
Size: 6 Fl Oz (Pack of 1)
great product, the only complaint is the bottle leaks. It seems to be all brands of liquid spray repellents. I double bag in ziplocks but it is still a mess. The company that can figure that out will have us travellers eternally grateful!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
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