New 3.5″ Turbo Intake Horn for the 2017-2019 L5P Duramax. The OEM plastic intake horn is smaller and fragile compared to our 3.5″ Horn.  This intake horn does not require tuning for installation.

Features:

• No tuning required for installation
• Will fit with OEM or any aftermarket intake
• Will fit on stock truck no modifications needed

Fitment:

• 2017-2019 Chevrolet Silverado 2500HD/3500HD 6.6L L5P Duramax
• 2017-2019 GMC Sierra 2500HD/3500HD 6.6L L5P Duramax

Note:

• Will not fit aftermarket turbos