Description
The K&N Filters FIPK Air Intake Kit for Expedition 5.4L/4.6L V8 (KNN57-2538) is engineered to boost horsepower and throttle response for 2003-2004 Ford Expedition models equipped with 4.6L or 5.4L V8 engines. This high-flow intake system replaces the factory air filter and air intake housing with a free-flowing mandrel-bent aluminum intake tube and oversized conical air filter. Designed for better engine sound and improved airflow, this K&N system requires no ECU tuning and comes with a washable, reusable filter. Ideal for performance enthusiasts looking to upgrade their SUV’s intake system without compromising engine protection.
Features and Specifications:
- Vehicle Fitment: 2003-2004 Ford Expedition V8 4.6L / 5.4L.
- Air Filter Color: Red
- Air Filter Material: Cotton Gauze
- Air Filter Outlet Shape: Round
- Included: Mounting Hardware, 6 Clamps, and 2 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-269-28
- Estimated Horsepower: 10.15 HP @ 4618 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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