K&N Harley-Davidson Air Intake System RK-3910-1

K&N Harley-Davidson Air Intake System RK-3910-1

• RK Series Air Intake System
• Fits Various Harley Davidson Twin Cam Motorcycle Models (See Last Images For Fitment)
• Washable and Reusable
• Guaranteed to Increase Horsepower and Torque
• Retains Factory Appearance by Utilizing the Stock Air Cleaner Cover
• Features Dyno-Tuned Velocity Stack
• Easy to Install, Usually in 90 Minutes or Less
• Pre-Oiled Filter
• System Includes:
• High-Flow Air Filter
• Powder Coated Billet Aluminum Back Plate
• Mounting Hardware
• Product Specifications:
• Estimated Horsepower Gain: 10.76 HP @ 5206 RPM
• Size: 9"
• Top Style: Metal
• Top Material: Black Powder Coated
• Overall Height: 2.188"
• Neck Flange: 2.25"
• Style: Oval
• Air Filter Color: Red
• Air Filter Material: Cotton Gauze
• Air Filter Height: 2.188"
• Air Filter Shape: Oval
• Air Filter Outlet Shape: Round
• Inlet Diameter: 2.25"
• CARB EO Number: D-269-35/55
• No Clamps Required
• K&N Million Mile Warranty
• Made in the U.S.A
• Sold As A Kit
• Quality Made Product

K&N's RK Series was developed to get more horsepower from your Twin Cam Harley-Davidson engine! Built around the legendary K&N High-Flow Air Filter, this RK Series assembly includes an innovative powder coated billet aluminum back plate that eliminates external breathers and features a built-in dyno-tuned velocity stack. This intake system retains a factory appearance by utilizing the stock air cleaner cover, and installation is easy in usually 90 minutes or less.

California Prop 65 WARNING: This product may expose you to a chemical known to the State of California to cause cancer and birth defects or other reproductive harm

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