GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli 3 in High Flow, Candy Teal, 17–19. This hot-side, driver-side intercooler pipe replaces the restrictive factory tube on 2017–2019 L5P Duramax trucks.

Built by Wehrli Custom Fabrication, this one-piece 3 in pipe improves airflow and durability over the stock 2.5 in two-piece. Candy Teal powder coat, upgraded silicone boots, and stainless T-bolt clamps deliver dependable sealing under higher boost and heat. It fits stock trucks as a straightforward bolt-on with no tuning required.

Features

• 3 in driver-side hot-side intercooler pipe
• One-piece design replaces factory 2.5 in two-piece
• Upgraded silicone boots and stainless T-bolt clamps
• Direct bolt-on fit for 2017–2019 6.6L L5P Duramax; no tuning

Questions or planning a build? Call our Austin shop at 512-982-9393 or our Los Angeles area shop at 562-981-6800. We have locations in Austin, Texas and the Los Angeles, California area offering installation and customization services.

Buying multiple items? Contact us for shipping discounts. We install on premises at both locations.

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