Loading products...
Preparing your catalog results.
Preparing your catalog results.
The WCFab passenger‑side 3.5‑inch intercooler pipe for 2017–2019 Duramax L5P replaces the stock plastic two‑piece pipe with a single 14‑gauge aluminum piece. It features a CNC‑machined flange with a double O‑ring seal, upgraded silicone boot, stainless t‑bolt clamps, and an incorporated threaded bung to reinstall the OEM intake‑temperature sensor. Compatible with stock trucks, it installs as a bolt‑on with no tuning required.
Wehrli 17-19 Chevrolet 6.6L L5P Duramax Passenger Side 3.5in Intercooler Pipe - Illusion Purple