Wehrli Custom Fabrication WCF100478-CR LB7 Duramax S300 Single Turbo Install Kit

The Wehrli Custom Fabrication S300 Single Turbo Install Kit is designed specifically for 2001-2004 LB7 Duramax engines, providing everything needed to install an S300-based turbocharger. This comprehensive kit replaces restrictive OEM plumbing and Y-bridge components with high-flow 3-inch diameter mandrel bent aluminum piping for maximum performance gains.

What's Included:

• 4-inch fabricated air intake system with aluminum airbox and lid constructed from 10-gauge aluminum sheet
• 14-gauge mandrel bent aluminum piping throughout
• Premium dry media air filter with Outerwear's pre-filter cover
• T4 turbo pedestal with all mounting hardware
• High-quality Parker stainless steel braided oil feed and drain lines with fittings
• 3-inch fabricated high-flow Y-bridge for improved airflow
• 3-inch hot side and cold side intercooler pipes
• 3-inch down pipe with high-temperature coating that mates directly to exhaust system flange
• Driver side transmission dipstick tube
• Silicone boots, T-bolt clamps, V-band clamps, and heat wrap
• Professional powder coat finish

The oil feed line routes from the main oil gallery on the engine block side, and the down pipe features V-band connection to simplify installation without cutting your exhaust system. Made in the USA with WCFab's renowned quality and fitment. Available in multiple powder coat colors with varying lead times.