K&N 57-3021-1 Performance Air Intake System for GMC Sierra 1500 (2000-2004)

Upgrade your GMC Sierra 1500 with the K&N 57-3021-1 Performance Air Intake System. This high-density polyethylene (HDPE) intake tube is designed to maximize airflow to your engine, resulting in a noticeable boost in horsepower and torque. With an estimated gain of 9 horsepower at 5352 RPM, you’ll experience improved acceleration and performance on every drive.

Key Features

• Air Filter Color: Red
• Air Filter Material: Cotton Gauze
• Washable and Reusable Filter: Go up to 100,000 miles between services under normal highway conditions
• Custom Heat Shield: Protects intake air from engine heat
• Installation Time: Typically under 60 minutes
• Street Legal in All US States
• No-Hassle Lifetime Limited Warranty

Specifications

• Intake Pipe Material: High-Density Cross-Linked Polyethylene
• Estimated Horsepower Gain: 9.12 HP @ 5352 RPM
• Weight: 11.4 lb (5.2 kg)
• Clamp Material: Stainless Steel (5 clamps included)
• Couplers Included: 2 (Black finish)
• Replacement Filter: RU-1041
• Type: Gen II

Installation Instructions

• For detailed installation instructions, CLICK HERE.
• For dyno results, CLICK HERE.

Customer Feedback

Many GMC Sierra owners have praised the K&N 57-3021-1 for its easy installation and noticeable improvement in engine responsiveness. Drivers report a more engaging driving experience, especially during acceleration, making this intake system a popular choice among performance enthusiasts.

Fitment

• GMC Sierra 1500 (2000-2004)