GMC Sierra 2500 Upper Coolant Pipe - Wehrli - Bengal Silver - `20-`25. Replace the factory rubber upper radiator hose with a fabricated aluminum hard pipe finished in Bengal Silver.

Built for the 2020–2025 6.6L Duramax L5P on Sierra 2500/3500 and Silverado 2500/3500 using the OEM GM radiator, this direct-fit kit cleans up the engine bay and stands up to daily use. It installs with basic hand tools and includes silicone boots and stainless T-bolt clamps. Durable custom powder coat finish. Replaces GM 84813629 and 85122989. Note: aftermarket radiators may cause fitment issues.

Features

• Fabricated aluminum hard pipe, Bengal Silver powder coat
• Fits 2020–2025 L5P Duramax with OEM GM radiator
• Direct replacement for GM 84813629 and 85122989
• Includes silicone boots and stainless T-bolt clamps
• No modifications required on stock trucks
• Cleans up engine bay appearance

Have questions or planning a build? Call our Austin, Texas or Los Angeles, California area teams—we offer installation and customization at both locations: 512-982-9393 (TX), 562-981-6800 (CA).

If you are considering multiple items, contact us for potential shipping discounts. We install on premises at both locations.

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