Chevrolet Silverado 2500 Upper Coolant Pipe - Wehrli - Bengal Silver - `20-`25
Chevrolet Silverado 2500 Upper Coolant Pipe - Wehrli - Bengal Silver - `20-`25

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Chevrolet Silverado 2500 Upper Coolant Pipe – Wehrli – Bengal Silver – 2020–2025. A fabricated aluminum replacement for the stock rubber upper radiator hose on L5P Duramax trucks.
Built by Wehrli Custom Fabrication for 2020–2025 6.6L Duramax L5P, this kit uses a Bengal Silver powder-coated aluminum tube, high-temp silicone boots, and stainless T-bolt clamps. It fits stock Silverado or Sierra 2500/3500 with the OEM GM radiator—no cutting—and replaces GM 84813629 and 85122989. Aftermarket radiators may cause fitment issues.
Features
- Direct replacement for OEM upper hose
- Aluminum hard pipe with Bengal Silver finish
- Fits 2020–2025 L5P 2500/3500 with OEM radiator
- Installs with basic hand tools; includes T-bolt clamps and silicone boots
Questions or planning a build? Call our Austin shop at 512-982-9393 or our Los Angeles area location at 562-981-6800. We offer installation and customization services at both locations in Austin, Texas and the Los Angeles, California area. Buying multiple items? Contact us for combined shipping discounts. We install on premises at both locations.
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov





