K&N Filters FIPK Air Intake Kit for Silverado/Sierra HD 6.6L V8 (KNN57-3066)

The K&N Filters FIPK Air Intake Kit for Silverado/Sierra HD 6.6L V8 (KNN57-3066) is designed to increase horsepower and torque by improving airflow to your engine. This kit replaces the restrictive factory air intake with a free-flowing high-density polyethylene intake tube and a washable high-performance air filter. Engineered for durability and long-lasting performance, this FIPK (Fuel Injection Performance Kit) is dyno-tested to improve throttle response and acceleration in heavy-duty applications. Designed specifically for diesel-powered 6.6L V8 engines in Silverado and Sierra HD models, this system delivers gains without the need for tuning. Ideal for towing, hauling, or daily driving.

Features and Specifications:

• Vehicle Fitment: 6.6L V8 diesel Silverado/Sierra HD models.
• Air Filter Color: Red
• Air Filter Material: Cotton Gauze
• Air Filter Outlet Shape: Round
• Included: Mounting Hardware, 3 Clamps, and 1 Coupler
• Clamp Material: Stainless Steel
• Clamp Style: Regular
• Intake Pipe Color / Finish: Black
• Intake Pipe Material: High-Density Cross-Linked Polyethylene
• CARB EO Number: D-269-36
• Estimated Horsepower: 19.67 HP @ 2900 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.