The K&N E-1650 replacement air filter is designed to increase horsepower and acceleration by reducing restriction and increasing air flow to your engine. The E-1650 is made with layers of woven cotton that offer superior filtration and can be washedand reused repeatedly. K&N replacement air filters can go up to 50,000 miles before cleaning is required, depending on driving conditions. The E-1650 is easy to install and is custom designed to fit right into the factory air box of many automotive and industrial applications.

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration
Stock replacement air filters for street vehicles are covered by K&N's Million-Mile Limited Warranty

Rebates

K&N 20% Off Select Filters Quarter 3 Promo Sale

KN20%OFFSELECTFILTERSQ3SALE2026

K&N's 20% Off Select Air and Cabin Filters Quarter 3 Promo Sale, running from July 21, 2026, through August 24, 2026. For a limited time, customers can save up to 20% off select air and cabin filters across the K&N, AEM, Airaid lineup, making it the perfect opportunity to upgrade with high-quality Air and Cabin Filters. The sale prices are applicable only to purchases made within the specified sale period, from July 21, 2026, through August 24, 2026. No rainchecks or exceptions will be provided. Regular MAP Pricing will be reinforced on August 25, 2026. This sale cannot be combined with any other offers, discounts, or promotions. Co-ops will be honored.

Warranty Information

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K&N Warranty Info (PDF)

CA Prop 65

K&N E-1650 Specifications

KEY SPECS
MFG. Part #	E-1650
Brand	K&N
Air Filter Style	Round
Filter Material	Red cotton gauze
Overall Diameter	14"

GENERAL
Material Type	Cotton Gauze
Overall Height	3.063"
Inside Diameter	12"
Outside Diameter	14"
Shape	Round
GTIN Code	024844001344
Inner Wire	No

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