K&N Engineering E-3671 Universal Oval High-Flow Air Filter

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! K&N's replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection, and are covered by K&N's No-Hassle Lifetime Limited Warranty. Associated products: 99-5000 Filter Care Service Kit Aerosol

• Washable, reusable, and engineered to last for the life of your vehicle
• Million Mile Limited Warranty

The K&N Engineering E-3671 Universal Oval High-Flow Air Filter is designed to improve airflow to your engine while providing dependable protection against dirt and contaminants. Its layered, oiled cotton media supports increased air volume compared with many standard disposable filters, helping promote responsive engine performance and potential horsepower gains when matched with the appropriate intake system.

Built for long-term use, the K&N E-3671 is washable, reusable, and engineered to serve throughout the life of your vehicle when properly maintained. Its universal oval design makes it suitable for select custom intake applications, and installation is intended to be straightforward when used with a compatible air intake assembly. The filter is backed by K&N's 10-Year/Million Mile Limited Warranty for added ownership confidence.

Key Product Specifications & Technical Data

• Brand: K&N Engineering
• Part Number: E-3671
• Filter Type: Universal oval high-flow air filter
• Filter Media: Layered, oiled cotton
• Serviceability: Washable and reusable
• Application: Automotive custom intake systems
• Warranty: K&N 10-Year/Million Mile Limited Warranty
• Recommended Service Product: K&N 99-5000 Filter Care Service Kit Aerosol

Fitment

This universal filter is intended for use with compatible custom or aftermarket intake assemblies. Verify the airbox, intake tube, flange, and clearance requirements for your specific vehicle or application before ordering. This product is not CARB approved; confirm local emissions requirements before installation.

What's Included

• One K&N Engineering E-3671 universal oval high-flow air filter

Features:

• High-Flow Performance: Layered, oiled cotton media is engineered to improve airflow and support potential horsepower gains.
• Washable and Reusable: Clean and re-oil the filter for continued use instead of replacing a disposable paper element.
• Long-Term Protection: Designed to capture contaminants while helping protect the engine from intake debris.
• Lifetime Value: Engineered for extended service and backed by K&N's 10-Year/Million Mile Limited Warranty.

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1