Wehrli - WCF100417-GRY

Wehrli Custom Fab Intake Horn, 5in., for 2011-2016 Duramax LML, WCFab Grey

The WCFab LML 4.8 in. High Flow Cast Aluminum intake horn replaces the restrictive OEM plastic inlet to provide increased airflow to your turbo for improved performance and throttle response. Includes port for PCV connection. Eliminates resonator for improved appearance and more aggressive turbo and engine sound. Designed to complement our Stage 1 LML Intake Kits and Stage 1 High Flow Bundle Kits. Powder coated in the custom color of your choice. - - Replaces the following GM Part Numbers: 12642296 and 12637801