The Wehrli 3.5" High Flow passenger-side intercooler pipe for 2011–2016 LML Duramax is a one-piece 14-gauge aluminum replacement for the factory plastic two-piece design. It features high-quality silicone boots, stainless steel t-bolt clamps, an incorporated threaded bung for the OEM intake temperature sensor, and a durable gun-metal powder coat. It fits stock trucks with no additional modifications required.
Wehrli 11-16 Duramax LML Passenger Side 3.5 in. Intercooler Pipe - Gun Metal