Description
The K&N Filters FIPK Air Intake Kit for F150/Expedition 4.6L/5.4L V8 / F250 5.4L V8 (KNN57-2514-4) is engineered to significantly increase horsepower and torque in your Ford truck or SUV. Designed to fit 4.6L and 5.4L V8 engines, this system replaces the factory air intake with a high-flow, mandrel-bent intake tube and oversized cotton gauze air filter. This results in a less restrictive path for airflow, boosting engine efficiency and throttle response. Ideal for Ford F-150, Expedition, and F-250 drivers seeking improved performance without tuning or modifications.
Features and Specifications:
- Vehicle Fitment: Ford F-150/Expedition 4.6L/5.4L V8, F-250 5.4L V8
- Air Filter Color: Red
- Air Filter Material: Cotton Gauze
- Air Filter Outlet Shape: Round
- Included: Mounting Hardware, 8 Clamps, and 3 Couplers
- Clamp Material: Stainless Steel
- Clamp Style: Regular
- Intake Pipe Color / Finish: Black
- Intake Pipe Material: High-Density Cross-Linked Polyethylene
- CARB EO Number: D-269-20
- Estimated Horsepower Gain: 9.78 HP @ 4198 RPM
- Increased Performance: Boosts horsepower and torque for improved engine output.
- HDPE Intake Tube: Roto-molded for durability and efficient airflow.
- High-Flow Filter: Direct replacement air filter enhances throttle response and engine sound.
- Optimized Airflow: Engineered for high airflow and superior filtration efficiency.
- Low Maintenance: Filter requires cleaning only every 100,000 miles under everyday driving.
- Easy Installation: Installs in under 60 minutes using basic hand tools.
- Lifetime Warranty: Covered by a No-Hassle Lifetime Limited Warranty.
- Warranty Safe: Will not void vehicle warranty.
- Emissions Legal: 50-state legal for street use.






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