K&N E-3680 - Universal Round Air Filter 11in OD / 9-1/4in ID / 5in Height

K&N E-3680 - Universal Round Air Filter 11in OD / 9-1/4in ID / 5in Height

Round Air Filter

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.

• Designed to increase horsepower
• Washable, reusable, and engineered to last for the life of your vehicle
• Designed to provide high airflow and exceptional filtration
• Engineered to fit easily into your factory air box
• No-Hassle Lifetime Limited Warranty
• Only needs cleaning every 50,000 miles under normal highway driving conditions
• Emissions legal in all 50 States
• Will not void vehicle warranty