Description
Upgrade your engine’s airflow with the K&N Filters Performance Air Intake Kit for Silverado/Sierra 2500HD V8 6.0L (KNN77-3086KTK). Designed to increase horsepower and improve throttle response, this performance intake kit delivers reliable filtration and a more aggressive engine sound under acceleration. Ideal for drivers seeking improved engine efficiency and long-term durability, it’s a direct replacement for your factory intake system and requires no tuning after installation.
Features and Specifications:
- Vehicle Fitment: Silverado 2500HD / Sierra 2500HD with V8 6.0L engine.
- Estimated Horsepower Gain: 9.54 HP @ 4950 RPM
- Air Filter Color: Red
- Air Filter Material: Cotton Gauze
- Air Filter Outlet Shape: Round
- Intake Pipe Color / Finish: Textured Black
- Intake Pipe Material: Aluminum
- Included: Mounting Hardware, 6 Clamps, 2 Couplers
- Clamp Material: Stainless Steel
- Clamp Style: Regular
- CARB EO Number: D-269-61
- 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 everyday driving.
- Easy Installation: Installs in under 60 minutes using basic hand tools.
- Warranty Coverage: Backed by a No-Hassle Lifetime Limited Warranty.
- Warranty Safe: Will not void vehicle warranty.
- Street Legal In All US States: Not legal for sale or use in California on any pollution-controlled motor vehicle.





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