3.5 in. Turbo Intake Horn for the 2020-2024 L5P Duramax with factory style Turbo. The OEM plastic intake horn is 2.4 in. diameter and we experienced a 25HP Gain with our 3.5 in. Horn when used with a Max Effort Tune. Tuning not required, this horn will work plug and play tuners or OEM calibration.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2024 | Chevrolet | Silverado 2500 HD | Custom |
| 2020-2024 | Chevrolet | Silverado 2500 HD | High Country |
| 2020-2024 | Chevrolet | Silverado 2500 HD | LT |
| 2020-2024 | Chevrolet | Silverado 2500 HD | LTZ |
| 2020-2024 | Chevrolet | Silverado 2500 HD | WT |
| 2024 | Chevrolet | Silverado 2500 HD | ZR2 |
| 2020-2024 | Chevrolet | Silverado 3500 HD | High Country |
| 2020-2024 | Chevrolet | Silverado 3500 HD | LT |
| 2020-2024 | Chevrolet | Silverado 3500 HD | LTZ |
| 2020-2024 | Chevrolet | Silverado 3500 HD | WT |
| 2020-2024 | GMC | Sierra 2500 HD | AT4 |
| 2024 | GMC | Sierra 2500 HD | AT4X |
| 2020-2021 | GMC | Sierra 2500 HD | Base |
| 2020-2024 | GMC | Sierra 2500 HD | Denali |
| 2024 | GMC | Sierra 2500 HD | Denali Ultimate |
| 2022-2024 | GMC | Sierra 2500 HD | Pro |
| 2020-2024 | GMC | Sierra 2500 HD | SLE |
| 2020-2024 | GMC | Sierra 2500 HD | SLT |
| 2020-2024 | GMC | Sierra 3500 HD | AT4 |
| 2020-2021 | GMC | Sierra 3500 HD | Base |
| 2020-2024 | GMC | Sierra 3500 HD | Denali |
| 2024 | GMC | Sierra 3500 HD | Denali Ultimate |
| 2022-2024 | GMC | Sierra 3500 HD | Pro |
| 2020-2024 | GMC | Sierra 3500 HD | SLE |
| 2020-2024 | GMC | Sierra 3500 HD | SLT |
- CARB:
- This product is not CARB Legal and not for sale in California
- Category:
- Air Intake Systems>Air Intake Components
- Core:
- N
- LTL:
- N
- MPN:
- WCF100833-GB
- Proposition 65:
- Y
- Special Order:
- N
