WCFab Intake Horn, High Flow, 4 in., for 2001-2004 Duramax LB7

Crafted for 2001-2004 GMC and Chevrolet 6.6L Duramax trucks, this WCFab LB7 4 in. high flow cast intake horn is designed to handle increased power and demanding use. The kit includes premium components for secure installation and long-term reliability. A custom powder coat finish enhances durability and appearance. Finished in color option of your choice.

Fitment Info, Inclusions, and Features

• Flows 40% Better than Stock.
• 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 OEM-style aftermarket drop inturbochargers with larger compressor wheels.
• NOT COMPATIBLE WITH OEM INTAKE.
• Workswith performance aftermarket intake systems utilizing a 4" Boot Connection with bead roll.
• If the rubber / silicone connection of the air intake is molded into the intake pipe / is not removable, that intake will not be compatible with this product.
• Bolt On Upgrade, No Tuning required Works with stock trucks, no other modifications or upgrades necessary.
• O-Ring Seal at Face of Turbocharger.
• Includes Mounting Hardware.
• Custom Single Stage Powder Coating.
• Made in the USA.