K&N E-1997 High-Flow Air Filter for 2008-09 Ford Mustang 4.6L V8

Vehicle Fitment

• 2008-2009 Ford Mustang (4.6 L V8, RWD) - requires 1 filter

Features

• Washable & reusable high-flow cotton gauze media
• Direct drop-in replacement for factory air filter
• Improved airflow for enhanced horsepower and throttle response
• Durable construction for long-term service life
• Pre-oiled and ready for installation out of the box
• No special tools required - straightforward OEM fitment
• Lifetime limited warranty from K&N
• Reduces waste by replacing disposable filters

Specifications

• Part Number: E-1997
• Filter Shape: Round Tapered
• Outside Diameter (large end): 6.00 in (152 mm)
• Height: approx. 8.625 in (219 mm)
• Flange Inside Diameter: 4.00 in (102 mm)
• Material: Layered oiled cotton gauze media
• Reusable Interval: Clean every ~75,000 miles
• Warranty: Lifetime Limited Warranty

Included Components

• 1x K&N E-1997 Air Filter

Product Description

The K&N E-1997 is a high-flow performance replacement air filter engineered for the 2008-2009 Ford Mustang 4.6 L V8. Using premium cotton gauze media treated with K&N's signature oil, it delivers increased airflow while maintaining excellent contaminant capture, providing long-term performance and protection.

This filter is ideal for Mustang owners seeking improved throttle response and engine efficiency over the factory paper filter. Installation is simple: remove the stock filter from the air box and install the pre-oiled K&N unit. Clean the filter at the recommended interval of approximately every 75,000 miles under normal driving conditions.

Designed specifically for the 2008-2009 Ford Mustang 4.6 L V8 (RWD) - ensure your vehicle matches this configuration before purchase. Fitment beyond 2009 or for other engine variants is unconfirmed at the time of this listing. This is a lifetime-use filter covered by K&N's limited warranty, making it a cost-effective performance upgrade.