Wehrli 3.5in Intake Horn – Gloss Black | 01-04 Chevrolet 6.6L LB7 Duramax
Improve airflow and transform the look of your LB7 Duramax's intake system with the Wehrli Custom Fabrication 3.5-inch Intake Horn in Gloss Black. Precision-machined from billet aluminum and finished in a bold gloss black anodized coating, this intake horn is a direct upgrade from the restrictive factory unit. Ideal for use with Wehrli cold air intake systems or as a standalone upgrade.
Key Features
- 3.5-inch diameter for improved airflow over the factory intake horn
- CNC-machined billet aluminum construction
- Gloss black anodized finish – durable and sharp-looking under the hood
- Direct bolt-on fitment for 2001–2004 LB7 Duramax trucks
- EPA Compliant – legal for street use
- Made in the USA by Wehrli Custom Fabrication
Fitment
Fits 2001–2004 Chevrolet / GMC Silverado and Sierra trucks with the 6.6L LB7 Duramax diesel engine. Part Number: WCF100342-GB.