K&N Filters Performance Air Intake Kit for Silverado 6.6L V8 (KNN77-3101KP)

Upgrade your truck’s airflow and horsepower with the K&N Filters Performance Air Intake Kit for Silverado 2500/3500HD V8 6.6L (KNN77-3101KP). Built to optimize your 6.6L Duramax diesel engine, this high-flow intake system replaces the factory air path with a mandrel-bent aluminum intake tube and a large, reusable cotton filter. Designed to deliver up to 50% more airflow than stock, it improves throttle response and engine sound while maintaining engine protection. Installation is simple and requires no ECU tuning.

Features and Specifications:

• Vehicle Fitment: Chevrolet Silverado 2500HD/3500HD V8 6.6L Diesel (2020-2024)
• Air Filter Color: Red
• Air Filter Outlet Shape: Round
• Included: Mounting Hardware, 5 Clamps, and 2 Couplers
• Clamp Material: Stainless Steel
• Clamp Style: Worm Gear
• Intake Pipe Color / Finish: Bright Mirrored Finish
• CARB EO Number: D-269-102
• Estimated Horsepower Gain: 15.22 HP @ 2500 RPM
• Replacement Filter: RU-5179
• Horsepower Boost: Increases engine horsepower and torque.
• High-Flow Design: Mandrel-bent aluminum intake tube for smooth airflow.
• Advanced Filtration: Oversized oiled cotton air filter for superior protection.
• Factory Replacement: Directly replaces OEM air filter and intake tube.
• Low Maintenance: Filter needs cleaning only every 100,000 miles under normal driving.
• Easy Installation: Installs in under 60 minutes using basic hand tools.
• Warranty Coverage: Backed by a No-Hassle Lifetime Limited Warranty.
• Street Legal In All US States: Legal for use in all 50 states.