K&N E-4511 Features:

E-4511 air filters provide outstanding filtration protecting your equipment's engine. This K& N air filter can be cleaned and reused

• Washable and reusable
• Ease of maintenance
• Outstanding filtration protects the engine
• Easy to install
• Oil-free synthetic media
• Air Filter Material: Non-woven Synthetic
• Air Filter Shape: Oval
• Flange Angle: 0 degrees
• Flange Inside Diameter: 0 in (0 mm)
• Flange Length: 0 in (0 mm)
• Flanges: None
• Footnote 1: 1/4-20 Jack Nut Into Top
• Footnote 2: Base Has (2) 7/8" Vents
• Frame Design: Flexible
• Height: 1.938 in (49 mm)
• Inner Wire: No
• Inside Length: 5.5 in (140 mm)
• Inside Width: 1.125 in (29 mm)
• Item Type: High Performance
• Oil Included: No
• Outside Length: 6.75 in (171 mm)
• Outside Width: 2.375 in (60 mm)
• Overall Filter Efficiency: Up To 99% Efficiency
• Pre-Screened: No
• Small Eng Footnote 1: Optional Filter Pre-Wrap Available, See Filter Wrap Section
• Small Eng Footnote 2: For 5.5 HP Engines
• Top Material: None
• Top Style: Rubber
• Washable: Yes