GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - High Flow 3in - Chevy Orange (2017–2019). A direct-fit hot-side upgrade for the L5P 6.6L Duramax that replaces the restrictive factory tube with a robust 3 inch solution.

Built by Wehrli Custom Fabrication, this driver-side one-piece 3 inch intercooler pipe replaces the OE two-piece 2.5 inch assembly on 2017–2019 Chevrolet Silverado and GMC Sierra 2500/3500 HD trucks. The kit includes high quality silicone boots and stainless T-bolt clamps for consistent sealing, helping prevent blown factory boots. The Chevy Orange powder coat is durable and corrosion resistant. Direct bolt-on for stock trucks; no tuning required. Also replaces GM part number 87839947.

Features

• One-piece 3 inch hot-side driver-side intercooler pipe
• Replaces factory two-piece 2.5 inch pipe
• Upgraded silicone boots rated for higher pressure and temperature
• Stainless steel T-bolt clamps
• Durable Chevy Orange powder coat
• Direct bolt-on; no tuning required

Have questions or planning a build? Call our Austin, Texas shop at 512-982-9393 or our Los Angeles area shop at 562-981-6800. We offer installation and customization at both locations. Considering 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