The Wehrli 3.5" High Flow passenger-side intercooler pipe for 2011–2016 LML Duramax replaces the factory plastic two-piece with a single-piece 14-gauge aluminum pipe. It includes upgraded silicone boots, stainless steel t-bolt clamps for higher boost sealing, a threaded bung to reinstall the OEM intake temperature sensor, and a WCFab grey powder coat finish. The pipe fits stock trucks with no other modifications.
Wehrli 11-16 Duramax LML Passenger Side 3.5 in. Intercooler Pipe - WCFab Grey