Description
The K&N Filters FIPK Air Intake Kit for 01-04 Nissan Pathfinder V6 3.5L (KNN57-6011) is designed to increase airflow and performance for your 2001-2004 Nissan Pathfinder. This Fuel Injection Performance Kit (FIPK) replaces the factory air intake system with a free-flowing, high-density polyethylene intake tube and oversized K&N high-flow air filter. Designed to boost horsepower and torque significantly, this intake system is engineered for a guaranteed fit and easy installation. Ideal for those seeking reliable horsepower gains and a better engine sound, this system also provides washable and reusable filtration to support long-term performance.
Features and Specifications:
- Vehicle Fitment: 2001-2004 Nissan Pathfinder 3.5L V6
- 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 Gain: 14.46 HP @ 5918 RPM
- Replacement Filter: RU-1037
- 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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