K&N Performance Cold Air Intake System: Easy Installation, Engineered to Maximize Airflow, Boost Horsepower & Torque, 57-3038

The K&N Performance Air Intake System is designed to boost power and performance for 1999–2007 Chevrolet Silverado and GMC Sierra 4.3L V6 models. This system is dyno-tested to deliver a guaranteed increase in horsepower and acceleration, offering up to 50% more airflow than the stock air intake. It improves throttle response and towing capability, especially during uphill driving, while enhancing your truck’s engine sound for a more aggressive tone. Equipped with an advanced oiled synthetic air filter, it delivers world-class protection from harmful contaminants and requires no cleaning for up to 100,000 miles. With a bolt-on design, it installs easily in less than an hour using basic tools, and no ECU tuning is needed. Backed by a 10-Year/Million Mile Limited Warranty, this intake system is a durable and effective upgrade for your truck.

• 1999-2007 CHEVROLET SILVERADO 6 Cyl 4.3 L 1999-2007 GMC NEW SIERRA 6 Cyl 4.3 L
• Ultimate Longevity: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle.
• Guaranteed Increase in Horsepower: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube
• Better Towing: Improves acceleration and uphill performance when towing by improving throttle response.
• Improved Engine Sound: Hear the power under the hood.
• World Class Protection: Pushing the limits of engine protection by protecting your engine from harmful contaminants
• Easy Maintenance: No filter cleaning required for up to 100,000 miles
• Easy to Install: Bolt-on power in less than an hour with basic hand tools. K&N air intake systems are one of the easiest ways to guarantee an increase in horsepower.  
• Dyno Tested: Dyno-tested for a guaranteed increase in horsepower and acceleration with no ECU tune required
• High Quality