Wehrli 17-19 Chevrolet 6.6L L5P Duramax Passenger Side 3.5in Intercooler Pipe - Gloss White

The Wehrli 17-19 Chevrolet 6.6L L5P Duramax Passenger Side 3.5in Intercooler Pipe is a high-performance replacement component designed to improve airflow and boost reliability in your truck’s intercooling system. Constructed from 14-gauge aluminum, this one-piece pipe replaces the factory plastic two-piece assembly, offering increased durability and flow capacity. It features a CNC machined flange with a double o-ring seal and an upgraded silicone boot, enabling it to withstand higher boost pressures. This design helps prevent boost leaks and blown boots, ensuring consistent performance and horsepower gains. The pipe’s high-flow 3.5-inch diameter enhances cooling efficiency, making it an ideal upgrade for demanding applications.

This intercooler pipe is compatible with 2017-2019 L5P 6.6L Duramax-equipped Chevrolet Silverado and GMC Sierra 2500/3500 HD trucks. It is a direct bolt-on replacement that requires no additional modifications, upgrades, or tuning for installation. The product replaces GM Part Number 84189332 and is suitable for stock trucks seeking increased reliability and performance. Designed for street and heavy-duty use, this intercooler pipe provides a straightforward upgrade to improve airflow and boost system integrity without compromising factory fitment or functionality.