# Wehrli 20-24 Duramax L5P Auxiliary Coolant Tank Kit - Kiwi Green

2020-2025 L5P Duramax Fabricated Aluminum Axuiliary Coolant Tank Kit, mounts in OEM location. Dress up your engine bay by replacing the ugly clear plastic auxiliary coolant reservoir for your fuel cooling system with our custom powder coated fabricated aluminum coolant tank. Includes black anodized CNC machined billet aluminum cap and mounting hardware. Compatible with stock trucks, no other modifications necessary. Uses OEM mounting points. Installs easily with basic hand tools. Replaces the following GM part numbers: 84211275.

-   Auxiliary Coolant Tank for Fuel Cooler
-   Black Anodized Billet Aluminum Cap
-   Custom Single Stage Powder Coating
-   Overflow Flow Fitting
-   Preformed Hose

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

## Details

- **Price:** 367.75 CAD
- **Vendor:** Wehrli
- **Type:** Coolant Reservoirs

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 367.75 CAD | In stock |

## Images

- Photo - Primary
- User 1
- User 1
- User 1
- User 2
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/wehrli-20-24-duramax-l5p-auxiliary-coolant-tank-kit-kiwi-green)
> Updated: 2026-07-07