Wehrli Custom Fabrication WCF100417-GB High-Flow Turbo Intake Horn 2011-2016 Duramax LML Gloss Black

The Wehrli Custom Fabrication WCF100417-GB is a high-performance turbo intake horn engineered specifically for 2011-2016 GM 6.6L LML Duramax engines. This premium intake horn features a massive 4.8-inch inlet—the largest available on the market—delivering maximum airflow to your turbocharger for improved horsepower, torque, and throttle response.

Key Features:

• 4.8-inch inlet diameter for maximum airflow capacity
• CNC machined cast aluminum construction for durability and precision fit
• Integrated PCV port for proper crankcase ventilation
• Eliminates restrictive factory resonator connection
• Includes silicone reducer boot for secure installation
• Stainless steel T-bolt clamp included
• Gloss black powder-coated finish for corrosion resistance and aesthetic appeal

This intake horn replaces the restrictive factory unit, significantly increasing airflow to the turbocharger. The CNC machined cast aluminum construction ensures precise tolerances and a perfect fit, while the integrated PCV port maintains proper engine ventilation. All necessary hardware is included for a straightforward installation. Made in the USA by Wehrli Custom Fabrication, a trusted name in diesel performance.