K&N 99-04 Chevy Silverado V8-4.8/5.3L Polished High Flow Performance Kit

SKU: 77-3021KP | UPC: 024844103574

K&N 99-04 Chevy Silverado V8-4.8/5.3L Polished High Flow Performance Kit

The K&N 77-3021KP Performance Air Intake System boosts horsepower and torque on 1999-2004 Chevrolet Silverado 1500 and GMC Sierra 1500 models with 4.8L or 5.3L V8 engines. This kit features a mandrel-bent polished aluminum intake tube paired with an oversized washable oiled cotton high-flow air filter for increased airflow and filtration. Dyno-tested gains of +15.62 HP at 5202 RPM deliver noticeable power improvement.

Key Features

• Guaranteed Power Gains: Dyno-proven increase of 15.62 HP and torque for stronger acceleration and towing.
• Mandrel-Bent Aluminum Tube: Polished finish resists corrosion provides smooth high-volume airflow replacing restrictive factory tube.
• High-Flow Oiled Cotton Filter: Washable reusable design cleans every 100000 miles under highway driving traps dirt while allowing maximum air intake.
• No-Hassle Lifetime Warranty: Covers entire system protects against defects for long-term reliability.
• Easy Bolt-On Install: Replaces stock air filter and tube in 60 minutes or less using basic hand tools no cutting or drilling needed.

Product Notes

• Will not void vehicle manufacturer warranty.
• Air filter maintenance every 100000 miles with K&N cleaning kit extends service intervals.
• Ships in box measuring 25.25 in L x 14.5 in W x 9.75 in H product weight 9.3 lbs.

Installation Notes

• Professional installation recommended.
• Completes in 60 minutes or less with hand tools like screwdriver pliers.
• Bolts to factory mounting points includes all necessary hardware.

This Part Fits

Year	Make	Model	Submodel
1999-2004	Chevrolet	Silverado 1500	Base
2004	Chevrolet	Silverado 1500	Hybrid
1999-2004	Chevrolet	Silverado 1500	LS
1999-2004	Chevrolet	Silverado 1500	LT
2002-2004	Chevrolet	Silverado 1500	WT
2004	Chevrolet	Silverado 1500	Z71
2002	GMC	Sierra 1500	HT
1999-2003	GMC	Sierra 1500	SL
1999-2004	GMC	Sierra 1500	SLE
1999-2004	GMC	Sierra 1500	SLT
2002-2004	GMC	Sierra 1500	WT

Why Choose K&N?

• Over 50 years engineering air intake systems for trucks and SUVs.
• High-flow filters protect engine while delivering dyno-verified power.
• Mandrel-bent tubing ensures precise fit and unrestricted airflow.

Frequently Asked Questions

• Q: Does the 77-3021KP fit 2002 Chevy Silverado 1500 5.3L LT?
  A: Yes fits all listed 1999-2004 Silverado 1500 V8 4.8L 5.3L trims including LT LS Base Z71.
• Q: What materials are used in this intake kit?
  A: Polished aluminum mandrel-bent tube for strength and shine oiled cotton gauze filter media for filtration and flow.
• Q: What warranty and install details apply?
  A: No-Hassle Lifetime Limited Warranty covers defects. Installs in 60 minutes with hand tools no vehicle mods required.

Shipping & Handling

• Method: UPS Ground
• Availability: In stock – ships same or next business day
• Packaging: Secure box 25.25 x 14.5 x 9.75 inches
• Weight: 9.3 lbs