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The Wehrli Custom Fab 3.5" passenger-side high-flow intercooler pipe is a direct-fit upgrade for 2017–2019 L5P 6.6L Duramax Chevrolet Silverado and GMC Sierra 2500/3500 HD trucks. It replaces the factory plastic two-piece pipe with a 14 ga. aluminum one-piece 3.5" unit, featuring a CNC-machined flange with double o-rings, upgraded silicone boot, and provisions for the OEM intake temperature sensor for bolt-on installation.
Wehrli 17-19 Chevrolet 6.6L L5P Duramax Passenger Side 3.5in Intercooler Pipe - Fine Texture Black
