# Wehrli 2020-2024 Chevrolet 6.6L L5P Duramax 4in Intake Pipe (Use w/OEM Air Box) - Gloss Black

WCFab's 4" Intake Resonator Pipe for the Factory (VGT) Turbo on 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD trucks dresses up your engine bay and removes the ugly stock plastic turbo resonator box. Reduces air restriction allowing more air flow to turbo. Removes silencers for more aggressive turbo and engine sound. Retains OEM air filter panel and filter box for ease of maintenance / serviceability. No tuning required, bolt on! Will fit on stock trucks with no other modifications necessary. Installs easily with basic hand tools. Replaces the following GM Part Numbers: 84841229, 84841225, 84262962.

-   Cleans up engine bay appearance by replacing plastic intake duct and eliminating stock plastic resonator box / plastic engine cover with a single piece 4" mandrel bent aluminum pipe.
-   Will fit on stock truck no other modifications or upgrades necessary!
-   Durable Custom Powder Coat Finish
-   Silicone Hump and Straight Boots
-   Stainless Steel T-Bolt Clamps
-   NO Tuning required, bolt on!
-   4" Intake Pipe
-   Made in USA

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:** 346.29 CAD
- **Vendor:** Wehrli
- **Type:** Air Intake Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 346.29 CAD | In stock |

## Images

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

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/wehrli-2020-2024-chevrolet-6-6l-l5p-duramax-4in-intake-pipe-use-w-oem-air-box-gloss-black)
> Updated: 2026-07-03