K&N | Performance Air Intake System - Trailblazer EXT / Envoy XL / Envoy XUV 5.3L 2003-2004

K&N 57-3048 – Performance Air Intake System

The K&N 57-3048 performance air intake system is designed for the Chevrolet Trailblazer EXT and GMC Envoy XL / XUV V8 5.3L. Its rotationally-molded HDPE tube and custom heat shield maximize airflow while protecting intake air from engine bay heat. Paired with a washable, pre-oiled cotton gauze filter, it replaces the factory system. Installs in under 90 minutes. Street legal. CARB Exempt (D-269-31).

Specifications

• Part Number: 57-3048
• Brand: K&N Engineering
• Tube Material: Rotationally-molded High-Density Polyethylene (HDPE)
• Replacement Filter: RU-1032
• Filter Color: Red
• Filter Material: Oiled Cotton Gauze
• Estimated HP Gain: +19.25 HP @ 5,133 RPM
• Heat Shield: Included
• Washable & Reusable Filter: Yes
• Mounting Hardware: Included
• Street Legal: Yes
• CARB Exempt: Yes – CARB EO: D-269-31
• Warranty: K&N Lifetime Limited Warranty

Note:

• FREE Delivery