Description

The K&N Filters FIPK Air Intake Kit for Ranger/Mazda B4000 4.0L V6 (KNN57-2561) is designed to significantly improve engine airflow and throttle response for Ford Ranger and Mazda B4000 trucks. This FIPK (Fuel Injection Performance Kit) replaces the factory air intake system with a free-flowing, high-density polyethylene intake tube and a washable, reusable air filter. Ideal for those looking to enhance performance and efficiency without complex modifications, this system is easy to install with basic hand tools and is backed by K&N’s limited warranty.

Features and Specifications:

Vehicle Fitment: Designed for Ford Ranger and Mazda B4000 with a 4.0L V6 engine.
Estimated Horsepower Gain: 13.46 HP @ 5129 RPM
Air Filter Color: Red
Air Filter Material: Cotton Gauze
Air Filter Outlet Shape: Round
Intake Pipe Color / Finish: Black
Intake Pipe Material: High-Density Cross-Linked Polyethylene
Included: Mounting Hardware, 3 Clamps, 1 Coupler
Clamp Material: Stainless Steel
Clamp Style: Regular
CARB EO Number: D-269-48
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.