Wehrli Custom Fabrication WCF100535-SBO Turbo Intake Horn Duramax - 4 LB7

The Wehrli Custom Fabrication WCF100535-SBO 4" Turbo Intake Horn replaces the restrictive OEM turbocharger mouthpiece on your GM 6.6L Duramax LB7. This intake horn is designed to provide increased airflow to your turbocharger for improved engine performance and throttle response. This precision-engineered intake horn flows 40% better than the stock intake horn, helping to maximize turbo efficiency and power output.

Key Features:

• True 4" inlet turbo intake with smooth flowing transition to turbo compressor cover for optimized airflow and drivability
• Precision CNC machined cast aluminum construction
• Compatible with stock and OE-style aftermarket drop in turbochargers with larger compressor wheels
• Available in multiple powder coat finishes to enhance the appearance under your hood
• Made in USA

This intake horn can help boost horsepower and provide quicker spool up. Works with performance aftermarket intake systems utilizing a 4" boot connection with bead roll, like the WCFab 4" Intake Kits. The SBO designation indicates this is the Sport Black Option powder coat finish.