WC Fab Upper Coolant Pipe Kit, 2020-2024 L5P

Part# WCF100541


WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2020-2024 Chevy Silverado/GMC Sierra 2500HD/3500HD L5P Duramax Diesel

Wehrli Custom Fabrication's Aluminum Upper Coolant Pipe replaces the OEM rubber upper coolant hose for a cleaner engine bay appearance.


  • Better engine compartment appearance
  • Won't collapse or wear like OEM rubber hose
  • Compatible with OEM radiator
  • High quality silicone boots and stainless clamps



  • Aftermarket radiators may cause fitment issues, for use with OEM GM radiator
  • 15+ Business Days Before Shipment, this is a custom order part, once the order has been processed it CANNOT be canceled, returned, or refunded
  • If you enter a powdercoat color that is not listed on the chart, your order will be delayed as we will have to contact you to discuss the options. RAW Finish is NOT available!

Replaces Part #:

  • GM 84813629
  • GM 85122989