K&N 77-3021KP Cold Air Intake System

Ready to boost your 1999-2004 GMC Sierra 1500? The K&N 77-3021KP Cold Air Intake System is designed to deliver impressive gains in horsepower and torque. With its mandrel-bent aluminum intake tube and a high-flow air filter, this system ensures your engine breathes easier and performs at its best.

Key Features

• Estimated Horsepower Gain: 8.23 HP @ 5067 RPM
• Air Filter Material: Washable cotton gauze
• Filter Life: Up to 100,000 miles between services under normal highway driving
• Intake Pipe Material: Durable aluminum with a bright mirrored finish
• Clamps: Five stainless steel clamps included
• Mounting Hardware: All necessary hardware is included for a straightforward installation
• Weight: 12.8 lb (5.8 kg)
• Warranty: No-Hassle Lifetime Limited Warranty

Installation Made Easy

Installing the K&N 77-3021KP is a breeze, typically taking less than 60 minutes. For detailed instructions, CLICK HERE. You can also check out the performance results with the dyno report HERE.

Fitment

• GMC Sierra 1500 1999-2004

Customer Insights

Many GMC Sierra owners have shared their satisfaction with the K&N 77-3021KP, noting the noticeable improvement in throttle response and engine sound. The washable filter is a hit, allowing for easy maintenance without the need for frequent replacements.

Compliance Information

This product is street legal in all US states, but some intakes may not be legal for sale or use on pollution-controlled vehicles in California. Check the CARB status for your specific vehicle.