K&N Filters FIPK Performance Air Intake Kit for Harley-Davidson Softail/Dyna F/I (KNN57-1125)

The K&N Filters FIPK Performance Air Intake Kit for Harley-Davidson Softail/Dyna F/I (KNN57-1125) is designed to increase horsepower and torque by significantly improving airflow to the engine. This performance intake system replaces the factory air cleaner with a high-flow K&N air filter and a custom aluminum backing plate for optimal engine breathing. Ideal for fuel-injected Harley-Davidson Softail and Dyna models, this intake kit helps enhance throttle response and acceleration while maintaining filtration efficiency. K&N’s trusted engineering provides reliable performance and long service life.

K&N Filters FIPK Performance Air Intake Kit for Harley-Davidson Softail/Dyna F/I (KNN57-1125) is a direct bolt-on upgrade that requires no ECU tuning or modifications, making it a convenient way to add performance to your ride. The black powder-coated finish adds a sleek look while resisting corrosion, making it both functional and stylish for Harley enthusiasts.

Features and Specifications:

• Vehicle Fitment: Harley-Davidson Softail & Dyna (Fuel-Injected Models).
• Air Filter Color: Red
• Air Filter Material: Cotton Gauze
• Air Filter Outlet Shape: Round
• Included: Mounting Hardware, 2 Clamps
• Clamp Material: Stainless Steel
• Clamp Style: Worm Gear
• Intake Pipe Color / Finish: Black
• Intake Pipe Material: Aluminum
• CARB EO Number: D-269-55
• Estimated Horsepower Gain: 7.78 HP @ 4953 RPM
• Horsepower Boost: Increases engine performance for improved acceleration.
• Throttle Response: Enhances engine sound and responsiveness.
• Aluminum Tubing: High-quality black finish.
• Quick Installation: Typically installs in 90 minutes or less.
• Long-Lasting Filter: Up to 100,000 miles before servicing is needed.
• Reusable Filter: Washable, designed for lifetime use.
• Warranty Coverage: Backed by K&N’s Million Mile Limited Warranty.
• Emissions Legal: 50-state legal for street use.