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The Wehrli WCFab 3.5-inch high-flow passenger-side intercooler pipe is a one-piece aluminum replacement for 2017–2019 Duramax L5P 6.6L Chevrolet Silverado and GMC Sierra 2500/3500 HD trucks. It replaces the factory plastic two-piece pipe with a CNC-machined flange featuring a double O-ring seal, upgraded silicone boot and stainless steel T-bolt clamps. Includes O-ring seals and a wire clip; no tuning or other modifications required for stock trucks.
Wehrli 17-19 Chevrolet 6.6L L5P Duramax Passenger Side 3.5in Intercooler Pipe - Bengal Silver
