The Wehrli Stage 1 high-flow intake bundle for 2007.5–2010 LMM Duramax in Gloss Black upgrades the OEM intake path with a bolt-together 3" two-piece Y-bridge and matched intercooler pipes that integrate the factory throttle valve, grid heater and EGR controls. It provides a continuous 3" tract, CNC flanges, new wire clip rings, upgraded silicone boots with stainless T-bolt clamps, required hardware and seals, and a custom powdercoat finish.
Wehrli 07.5-10 GMC/Chevrolet 6.6L Duramax Stage 1 High Flow Intake Bundle Kit - Gloss Black