Wehrli Custom Fabrication WCF100435-RED Stage High Flow Intake Bundle Kit Duramax - 2 LB7

The Wehrli Custom Fabrication Stage 2 High Flow Intake Bundle Kit is a comprehensive upgrade for 2001-2004 LB7 Duramax engines, providing increased airflow for improved efficiency, throttle response, and turbo spool up. This complete system replaces the restrictive OEM LB7 Y-Bridge, passenger side intercooler pipe, and driver side intercooler pipe with high flow, 3-inch mandrel bent aluminum piping. The kit features professional-grade construction with 14-gauge aluminum throughout and comes finished in the signature WCFab Red durable powder coat.

Complete Kit Includes:

• 3-inch fabricated Y-Bridge for OEM style intake horn
• 3-inch passenger (cold) side intercooler pipe
• 3-inch driver (hot) side intercooler pipe
• 4-inch intake pipe with fabricated air box and lid
• Premium dry air filter with Outerwear's pre-filter cover
• 3.5-inch intake horn
• FPRV block off kit
• O-ring bridge flange gaskets
• MAP sensor seal and hold down bracket
• Silicone boots and T-bolt clamps

Constructed from 14-gauge aluminum with a durable custom powder coat finish and proudly made in the USA. Using only state-of-the-art equipment ensures every product is manufactured perfectly for your vehicle. This kit provides a complete intake solution from turbo to air filter, maximizing airflow throughout the entire intake tract for optimal performance gains.