Part #: 50-3119D

Overview

The K&N 20-26 GM Heavy Duty 6.6L Diesel Cold Air Intake is an application-specific performance upgrade for Chevrolet Silverado 2500HD/3500HD (20-26) / GMC Sierra 2500HD/3500HD (20-26). The description below keeps the product's supported features and fitment easy to scan on mobile.

Key Features

• High-density polyethylene (HDPE) rotationally molded intake tube for increased airflow volume and durability
• Washable, reusable Dryflow LIFETIME Air Filter with oil-free synthetic media for easy maintenance
• Oversized, conical filter design allowing up to 50,000 miles between cleanings under normal highway conditions
• Custom NextGen air box engineered to shield intake air from engine bay heat, preserving cooler air delivery
• Oil-free two-step cleaning process for convenient filter servicing without mess
• Typically installs in under 60 minutes with basic hand tools, providing a straightforward upgrade

Installation & Fitment

Designed for Chevrolet Silverado 2500HD/3500HD (20-26) / GMC Sierra 2500HD/3500HD (20-26). Verify vehicle configuration and part number 50-3119D before installation.

Ideal For

Ideal for customers looking for a vehicle-specific performance upgrade with clear fitment and product-focused details.