Stainless Steel 3.5 Inch Intake Horn for GM 6.6L Duramax 2020-2022 L5P

Stainless Steel 3.5 Inch Intake Horn for GM

The Stainless Steel 3.5 Inch Intake Horn for GM delivers optimized airflow to the engine turbocharger.

Overview

This Stainless Steel 3.5 Inch Intake Horn for GM improves the intake system path on heavy-duty diesel vehicles. Designed specifically for GM 6.6L Duramax L5P engines, this intake horn replaces restricted factory plumbing. Mechanics install this Stainless Steel 3.5 Inch Intake Horn for GM to secure a reliable connection under high boost.

Built For Performance

• Constructed from heavy-duty stainless steel to resist corrosion and heat.
• Features a 3.5-inch diameter inlet for maximum volumetric flow rate.
• Precision-engineered flanges ensure a secure, leak-free seal.
• Smooth internal walls minimize air turbulence and restriction.

Fits These Machines

• for GM 6.6L Duramax L5P 2020
• for GM 6.6L Duramax L5P 2021
• for GM 6.6L Duramax L5P 2022

On-The-Job Use

• Replacing restricted factory plastic intake tubes.
• Restoring peak airflow during heavy-duty towing operations.
• Maintaining engine efficiency under high-load conditions.

Specs At A Glance

Good To Know

Q: Does this require tuning after installation? A: No, this intake horn is designed to work with the stock engine calibration.

Q: What are the primary benefits of the stainless steel construction? A: Stainless steel provides superior heat resistance and durability compared to stock plastic components.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.