K&N Oval Shape 9.313in OD/2.375 Universal Custom Air Filter (E-3988) K&N Filters

Custom Air Filter by K&N

The K&N replacement air filter for RK Series air cleaner assemblies is designed to increase horsepower and acceleration while providing excellent filtration. The air filter is washable and reusable and designed to be used as a replacement air filter for specific K&N RK Series air cleaner assemblies for Harley-Davidson® motorcycles.

Features

• Air Filter Shape: Oval Tapered
• Height: 2.375 in (60 mm)
• Air Filter Material: Cotton Gauze
• Base Outside Length: 10 in (254 mm)
• Base Outside Width: 6 in (152 mm)
• Top Outside Length: 8 in (203 mm)
• Top Outside Width: 5 in (127 mm)
• Outside Diameter: 9.313 in (237 mm)

Benefits

• Replacement air filter for specific RK Series air cleaner assemblies
• Designed to boost horsepower and rate of acceleration
• Washable and reusable
• High air flow filter media provides exceptional filtration

Applications

• Universal

What’s In The Box?

• 1 – Air Filter

Warranty

• Million-Mile Limited Warranty