K&N Contact Information - Factory Support

K&N maintains a knowledgeable customer service staff in-house to assist you with any questions or concerns. We pride ourselves in providing outstanding customer service against current trends of outsourcing call centers and minimizing human interaction.

North America - South America - Asia - Australia/Oceania - Middle East

Send all product related inquiries to: tech@knfilters.com If your question is vehicle specific, please provide the vehicle's year, make, model, and engine size in your email.

Phone: (800) 858-3333 or (951) 826-4000

Mailing Address:
K&N Engineering, Inc.
PO Box 1329
Riverside, California 92502

Physical Address:
K&N Engineering, Inc.
1455 Citrus St.
Riverside, California 92507

K&N is located off the 215 freeway between the Columbia Ave. and Center St. exits, 1 block west of Iowa.

K&N Factory Picture Tour - K&N Factory 360 Degree Virtual Tour

K&N Factory Store in Riverside, California
K&N Filters Store in Rancho Cucamonga, California at Victoria Gardens

United Kingdom

Send all product or distribution related inquiries to: uk.sales@knfilters.com

Phone: +44 (0) 1925-636950   Fax: +44 (0) 1925-418948

K&N Filters (Europe) Ltd. 
John Street
Warrington Cheshire
United Kingdom WA2 7UB
Company is registered in England & Wales. Reg. Co. No. 1541198 VAT No. 344005300
K&N Filters (Europe) Ltd. is an ISOQAR Quality Assured Firm - ISO9001:2008 Certificate 999QM8001 (Original cert 999/96)

Europe (Except the UK) - Africa

Phone: +31-40-2568678   Fax: +31-40-2567678

Send all product related inquiries to: eindhoven.tech@knfilters.com
Send distribution related questions to: eindhoven.sales@knfilters.com