2003-2007 5.9 Cummins S400/Stock Twin Turbo Kit Deore Gold

The Wehrli Custom Fabrication S400/Stock Twin Turbo Kit (WCF100567-DG) is designed for 2003-2007 Dodge Ram trucks equipped with the 5.9L Cummins engine. This comprehensive kit transforms your truck's performance by adding a compound turbo setup, utilizing both a large S400 series turbocharger and the factory (stock) turbo. The kit includes a 5" intake, dry air filter, Outerwear's Pre-Filter Cover, stainless steel oil feed and drain lines with fittings, a 4" turbo downpipe, a 3" turbo hot side crossover pipe, a 3" cold charge pipe between the turbos, O-ring seals, silicone boots, T-bolt clamps, V-band clamps, and all necessary installation hardware. The hot side components and downpipe feature a high-temperature black ceramic coating for durability and heat management. The kit's specific variant, WCF100567-DG, indicates a Deore Gold powder coat finish, with other color options and additional upgrades available for intake horn, intercooler pipe, grid heater, and various S400 turbocharger sizes (S475 Cast, S475 FMW Billet, S480 FMW Billet). This product cannot be shipped to California due to Prop 65 warning requirements.