# Wehrli 11-16 Chevrolet 6.6L LML Duramax 5in Intake Horn - Kiwi Green

The WCFab LML 4.8 in. High Flow Cast Aluminum intake horn replaces the restrictive OEM plastic inlet to provide increased airflow to your turbo for improved performance and throttle response. Includes port for PCV connection. Eliminates resonator for improved appearance and more aggressive turbo and engine sound. Designed to complement our Stage 1 LML Intake Kits and Stage 1 High Flow Bundle Kits. Powder coated in the custom color of your choice. - - Replaces the following GM Part Numbers: 12642296 and 12637801

-   4.8 in. Inlet, Largest Intake horn on the market
-   Eliminates Resonator Connection
-   O-Ring Seal and New EGR Gaskets
-   Stainless Steel T-Bolt Clamps
-   Cast Aluminum Construction
-   Custom Powder Coat Finish
-   Silicone Reducer Boot
-   Includes PCV Port
-   Made in USA

This Part Fits:

Year

Make

Model

Submodel

2015-2016

Chevrolet

Silverado 2500 HD

High Country

2011-2016

Chevrolet

Silverado 2500 HD

LT

2011-2016

Chevrolet

Silverado 2500 HD

LTZ

2011-2016

Chevrolet

Silverado 2500 HD

WT

2015-2016

Chevrolet

Silverado 3500 HD

High Country

2011-2016

Chevrolet

Silverado 3500 HD

LT

2011-2016

Chevrolet

Silverado 3500 HD

LTZ

2011-2016

Chevrolet

Silverado 3500 HD

WT

2015-2016

GMC

Sierra 2500 HD

Base

2011-2016

GMC

Sierra 2500 HD

Denali

2011-2016

GMC

Sierra 2500 HD

SLE

2011-2016

GMC

Sierra 2500 HD

SLT

2011-2014

GMC

Sierra 2500 HD

WT

2015-2016

GMC

Sierra 3500 HD

Base

2011-2016

GMC

Sierra 3500 HD

Denali

2011-2016

GMC

Sierra 3500 HD

SLE

2011-2016

GMC

Sierra 3500 HD

SLT

2011-2014

GMC

Sierra 3500 HD

WT

## Details

- **Price:** 588.17 CAD
- **Vendor:** Wehrli
- **Type:** Air Intake Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 588.17 CAD | In stock |

## Images

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

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/wehrli-11-16-chevrolet-6-6l-lml-duramax-5in-intake-horn-kiwi-green)
> Updated: 2026-07-07