3 1/2" Turbo Intake Horn for the 2017-2019 L5P Duramax with factory style Turbo. The OEM plastic intake horn is 2.4" diameter and we experienced a 25HP Gain with our 3.5" Horn when used with a Max Effort Tune. Tuning not required, this horn will work with plug and play tuners or OEM calibration.
This Part Fits:
| Year |
Make |
Model |
Submodel |
| 2017-2019 |
Chevrolet |
Silverado 2500 HD |
High Country |
| 2017-2019 |
Chevrolet |
Silverado 2500 HD |
LT |
| 2017-2019 |
Chevrolet |
Silverado 2500 HD |
LTZ |
| 2017-2019 |
Chevrolet |
Silverado 2500 HD |
WT |
| 2017-2019 |
Chevrolet |
Silverado 3500 HD |
High Country |
| 2017-2019 |
Chevrolet |
Silverado 3500 HD |
LT |
| 2017-2019 |
Chevrolet |
Silverado 3500 HD |
LTZ |
| 2017-2019 |
Chevrolet |
Silverado 3500 HD |
WT |
| 2017-2019 |
GMC |
Sierra 2500 HD |
Base |
| 2017-2019 |
GMC |
Sierra 2500 HD |
Denali |
| 2017-2019 |
GMC |
Sierra 2500 HD |
SLE |
| 2017-2019 |
GMC |
Sierra 2500 HD |
SLT |
| 2017-2019 |
GMC |
Sierra 3500 HD |
Base |
| 2017-2019 |
GMC |
Sierra 3500 HD |
Denali |
| 2017-2019 |
GMC |
Sierra 3500 HD |
SLE |
| 2017-2019 |
GMC |
Sierra 3500 HD |
SLT |
⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
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Fitment Guarantee
Fitment guides and tools are helpful, but your car is unique! Some trims and options aren’t always listed, so if you want 100% confidence that a part will fit, our team is happy to double check for you. We take the guesswork out of your purchase by standing behind our expertise.
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