Wehrli 2020-2024 Chevrolet 6.6L L5P Duramax Upper Coolant Pipe - WCFab Red
Upper Coolant Pipe for 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 truck 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.
Installation Instructions- Fits stock trucks, no modifications necessary for installation
- Replaces the following GM Part Numbers: 84813629, 85122989
- Durable Custom Powder Coat Finish
- Cleans up engine bay appearance
- Installs with basic hand tools
- Stainless Steel T-Bolt Clamps
- Aluminum Coolant Pipe
- Silicone Boots
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2025 | Chevrolet | Silverado 2500 HD | Custom |
| 2020-2025 | Chevrolet | Silverado 2500 HD | High Country |
| 2020-2025 | Chevrolet | Silverado 2500 HD | LT |
| 2020-2025 | Chevrolet | Silverado 2500 HD | LTZ |
| 2020-2025 | Chevrolet | Silverado 2500 HD | WT |
| 2024-2025 | Chevrolet | Silverado 2500 HD | ZR2 |
| 2020-2025 | Chevrolet | Silverado 3500 HD | High Country |
| 2020-2025 | Chevrolet | Silverado 3500 HD | LT |
| 2020-2025 | Chevrolet | Silverado 3500 HD | LTZ |
| 2020-2025 | Chevrolet | Silverado 3500 HD | WT |
| 2020-2025 | GMC | Sierra 2500 HD | AT4 |
| 2024-2025 | GMC | Sierra 2500 HD | AT4X |
| 2020-2021 | GMC | Sierra 2500 HD | Base |
| 2020-2025 | GMC | Sierra 2500 HD | Denali |
| 2024-2025 | GMC | Sierra 2500 HD | Denali Ultimate |
| 2022-2025 | GMC | Sierra 2500 HD | Pro |
| 2020-2025 | GMC | Sierra 2500 HD | SLE |
| 2020-2025 | GMC | Sierra 2500 HD | SLT |
| 2020-2025 | GMC | Sierra 3500 HD | AT4 |
| 2020-2021 | GMC | Sierra 3500 HD | Base |
| 2020-2025 | GMC | Sierra 3500 HD | Denali |
| 2024-2025 | GMC | Sierra 3500 HD | Denali Ultimate |
| 2022-2025 | GMC | Sierra 3500 HD | Pro |
| 2020-2025 | GMC | Sierra 3500 HD | SLE |
| 2020-2025 | GMC | Sierra 3500 HD | SLT |
Processing & Shipping Overview
Processing occurs before shipping.
Most in-stock items typically process within 2–3 business days before shipment or pickup. Expedited shipping options affect transit time after an order ships and do not speed up processing.
Made-to-order, special-order, vendor drop-ship, and freight items require additional processing time before shipping. Any extended lead times will be noted on the product page when applicable.
For the most up-to-date order status or lead time questions, please contact sales@smgspeed.com or use live chat during business hours.