Upper Coolant Pipe for 2020-2023 L5P Duramax replaces the ugly OEM rubber upper radiator hose with a fabricated aluminum hard pipe powder coated in your color of choice! For use with OEM GM radiator. Aftermarket radiators may cause fitment issues.
Replaces the following GM part numbers: 84813629, 85122989
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California Residents: Prop 65 Warning
WARNING: Cancer and Reproductive Harm