Description
The K&N Filters FIPK Air Intake Kit for F250-F550/Excursion 6.0L (KNN57-2546-1) delivers a significant increase in horsepower and throttle response by replacing the restrictive factory air intake system. Designed specifically for Ford F250, F350, F450, F550 Super Duty, and Excursion models with the 6.0L V8 diesel engine, this intake kit provides superior airflow using a high-flow cotton gauze air filter. The reusable filter is washable, saving money over time, and installation is quick and easy with no cutting or drilling required – ideal for diesel performance upgrades, towing, and hauling needs.
Features and Specifications:
- Vehicle Fitment: Ford F250, F350, F450, F550 Super Duty and Excursion
- Engine Compatibility: 6.0L V8 Diesel (DSL)
- Air Filter Color: Red
- Air Filter Material: Cotton Gauze
- Air Filter Outlet Shape: Round
- Included: Mounting Hardware, 7 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-269-34
- Estimated Horsepower Gain: 15.53 HP @ 3426 RPM
- Replacement Filter: RC-5178
- 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.
- Emissions Legal: 50-state legal for street use.





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