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
Wehrli Custom Fab Intake Horn, 5in., for 2011-2016 Duramax LML, Gloss Black
Not compatible with OEM and aftermarket intakes (such as K&N) that do not use a silicone boot connection at the horn. If your intake has a built-in rubber connection that slides onto the OEM horn and is molded to the air intake pipe, it WILL NOT fit with our horn. The WCFab horn must be used with an intake pipe that will accept a 4" boot and clamp.
- 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
Vehicle Fitment
| Years | Make | Model | Trim |
|---|---|---|---|
| 2011–2016 | Chevrolet | 6.6l LML Duramax 5IN |
| Air Freight Prohibited: false |
| Not Carb Approved: true |
| Carb Acknowledgement Required: true |
| Ltl Freight Required: false |
| Prop 65: Y |
| Part Type: automotive |
| Epa: Compliant |
| Regular Stock: false |
No fitment data available for this product.
This product is covered by the manufacturer's warranty against product defects and missing components in the package. To file a claim, use the brand-specific links on our warranty page.
Recently Viewed
About Us
We are a group of dedicated car enthusiasts who have a passion for all things automotive.
Our love for cars started at a young age and has only grown stronger over time. We believe that everyone should have the opportunity to experience the thrill and excitement that comes with driving a well-crafted vehicle.
We work on all types of cars. If you're in the area, feel free to stop by and say hi. We love meeting fellow car lovers and spreading our passion to everyone we meet. Don't forget to follow or tag us on social media: Instagram/ Tiktok