The WCFab 3.5" High Flow Passenger (Cold) Side Intercooler Pipe for 2017-2019 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck replaces the factory plastic two piece pipe with a high flow, 14 ga. aluminum one piece 3.5" pipe. - - This part uses a CNC machined flange with a double o-ring seal and an upgraded silicone boot in order to withstand higher boost pressures than the factory components to increase reliability and eliminate blown factory boots and horsepower-robbing boost leaks. This pipe is compatible with stock trucks requiring no additional modifications, upgrades, or tuning for installation. - - Replaces the following GM Part Numbers: 84189332. OEM Clip Ring Design replaced by high quality silicone boot and stainless steel t-bolt clamps for improved sealing and ability to hold higher boost pressures without leaking. Not compatible with aftermarket intercoolers which use a bead roll style connection at the intercooler outlet.. CNC Machined Flange with Double O-Rings provides an improved sealing surface to eliminate boost leaks.. Wehrli 17-19 Chevrolet 6.6L L5P Duramax Passenger Side 3.5in Intercooler Pipe - Cat Yellow. Wehrli Custom Fab Passenger Side 3.5 in. Intercooler Pipe, 17-19 Duramax L5P, Cat Yellow. Includes o-ring seals and new wire clip for intercooler outlet connection. Passenger Side 3.5 in. Intercooler Pipe, 17-19 Duramax L5P, Cat Yellow. Will fit on stock truck no other modifications or upgrades necessary!. Incorporated threaded bung to reinstall OEM Intake Temperature Sensor. Includes high quality silicone boot and stainless steel t-bolt clamps. Pass Side IC Pipe 17-19 Dmax Cat Yellow. 3.5 in. Cold Side Intercooler Pipe. NO Tuning required, bolt on!. Durable Powder Coat Finish. PIC Pipe 17-19 CAT. Intercooler Pipe

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov