Wehrli Intake Kit 4in. for 98.5-02 Cummins 5.9L Bengal Silver Bengal Silver 100562-BS

An upgraded high flow intake kit for Duramax diesel engines that replaces the OEM upper intake manifold. It features a high flow, precision CNC machined, cast aluminum intake bridge (40% more airflow than stock) and a 3" fabricated aluminum upper crossover intercooler pipe, improving total airflow by 33% over stock. The kit provides a secure sealing surface and a full 3" tract from intercooler pipe slip connection to the engine incorporating the factory grid heater, throttle valve, and EGR connection controls. Compatible with OEM lower passenger side intercooler pipe. Designed for improved engine performance and efficiency.