K&N Filters FIPK Air Intake Kit for Explorer 4.6L V8 (KNN57-2573)
The K&N Filters FIPK Air Intake Kit for Explorer 4.6L V8 (KNN57-2573) is engineered to increase horsepower and improve throttle response. This system replaces your factory intake with a free-flowing polyethylene intake tube and a high-flow cotton gauze filter. Designed for the 2006 to 2008 Ford Explorer 4.6L V8 engine, it allows your engine to breathe more efficiently, resulting in noticeable performance gains. Installation is simple with basic hand tools and requires no additional tuning. The filter is washable and reusable, offering long-term value and performance for your vehicle.
Features and Specifications:
Vehicle fitment: 2006-2008 Ford Explorer with 4.6L V8 engine.
Air Filter Color: Red
Air Filter Material: Cotton Gauze
Air Filter Outlet Shape: Round
Included: Mounting Hardware, 5 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-269-37
Estimated Horsepower Gain: 11.0 HP @ 4500 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.
Emissions Legal: 50-state legal for street use.
Product identification
- Brand: K&N Filters
- Model / MPN: KNN57-2573




