Wehrli Stage 1 High Flow Bundle Kit 11-16 Duramax LML Flat Black Flat Black 100278-FB

The Wehrli 100278-FB is an Intake Bundle Kit designed for 2011-2016 LML Duramax 6.6L Diesel Chevrolet Silverado or GMC Sierra 2500/3500 HD trucks. This kit includes a 3.5-inch passenger side intercooler pipe, a 3-inch driver side intercooler pipe, a high-flow cast aluminum Y-bridge, and a 3-inch high-flow upper intercooler crossover pipe, all designed to improve airflow and engine efficiency. It features 14-gauge mandrel-bent aluminum construction, upgraded silicone boots, and T-bolt clamps. The kit is compatible with OEM throttle valves, grid heaters, and EGR controls, and no tuning is required for installation.