Chevrolet Duramax Intercooler Pipe - Passenger Side - Wehrli - 3.5 in. - WCFab Red (2020–2025). A high-flow, one-piece 14 ga aluminum cold-side replacement for the factory plastic two-piece pipe.

Engineered for the 6.6L L5P, it uses a CNC-machined flange with double O-rings, an upgraded silicone boot, and a black anodized billet adapter to hold higher boost than stock parts and reduce leak points. The OEM clip connection is replaced by stainless T-bolt clamps, a threaded bung accepts the OEM intake temp sensor, and a new intercooler outlet retaining clip is included; installs on stock trucks with no tuning or extra mods.

Features

• 3.5 in passenger-side cold-side pipe
• 14 ga aluminum, one-piece construction
• CNC-machined flange with double O-rings
• Silicone boot with black anodized billet adapter
• Stainless T-bolt clamps; replaces OEM clip ring
• Bung for OEM IAT sensor; bolt-on for 2020–2025 L5P

Have questions or want it installed? Call our Austin shop at 512-982-9393 (TX) or our Los Angeles area team at 562-981-6800 (CA). We offer professional installation and customization at both locations.

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