Wehrli 17-19 Duramax L5P / 20-24 L5P Duramax Long Bed Fuel Filter Housing Kit
Increase fuel filter capacity and amount of time between filter changes on your 2017-2024 L5P Duramax by upgrading from a stock cartridge style filter to our spin-on canister style filter. Featuring an anodized billet aluminum fuel filter base, this upgrade kit installs in the same location as the stock cartridge filter base using the same OEM style quick disconnect fuel line fittings.
Installation Instructions- Includes Donaldson 4 micron fuel filter and water separator (Donaldson P/N P553203), filter base with integral mounting, distribution filter block/filter coupler, quick disconnect fittings, and 1/8" NPT port for fuel pressure monitoring
- Ensures maximum effectiveness in cold weather by keeping the fuel flow path across the PTC heating element
- Fits 2017-2019 Short Bed & Long Bed and 2020-2024 Long Bed
- Compatible with stock trucks, No tuning required
- Gray anodized finish with engraved WCFab Logo
- Replaces GM Part #23149526 and #84711317
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2024 | Chevrolet | Silverado 2500 HD | Custom |
| 2017-2024 | Chevrolet | Silverado 2500 HD | High Country |
| 2017-2024 | Chevrolet | Silverado 2500 HD | LT |
| 2017-2024 | Chevrolet | Silverado 2500 HD | LTZ |
| 2017-2024 | Chevrolet | Silverado 2500 HD | WT |
| 2017-2024 | Chevrolet | Silverado 3500 HD | High Country |
| 2017-2024 | Chevrolet | Silverado 3500 HD | LT |
| 2017-2024 | Chevrolet | Silverado 3500 HD | LTZ |
| 2017-2024 | Chevrolet | Silverado 3500 HD | WT |
| 2020-2024 | GMC | Sierra 2500 HD | AT4 |
| 2024 | GMC | Sierra 2500 HD | AT4X |
| 2017-2021 | GMC | Sierra 2500 HD | Base |
| 2017-2024 | GMC | Sierra 2500 HD | Denali |
| 2024 | GMC | Sierra 2500 HD | Denali Ultimate |
| 2022-2024 | GMC | Sierra 2500 HD | Pro |
| 2017-2024 | GMC | Sierra 2500 HD | SLE |
| 2017-2024 | GMC | Sierra 2500 HD | SLT |
| 2020-2024 | GMC | Sierra 3500 HD | AT4 |
| 2017-2021 | GMC | Sierra 3500 HD | Base |
| 2017-2024 | GMC | Sierra 3500 HD | Denali |
| 2024 | GMC | Sierra 3500 HD | Denali Ultimate |
| 2022-2024 | GMC | Sierra 3500 HD | Pro |
| 2017-2024 | GMC | Sierra 3500 HD | SLE |
| 2017-2024 | 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.