Intake Horn Only w/ PCV Port, 3.5 Inch, for 17-19 Duramax L5P, Gloss Black
Details:

• Size 3.5 Inch
• Sold As Each
• Port PCV Port
• Finish Type Powder Coated
• Finish Color Gloss Black

Features:

• INCLUDES provision for the OEM PCV Line connection.
• NO Tuning required, bolt on!
• Will fit with OEM or any aftermarket intake kit.
• Will fit on stock truck no other modifications or upgrades necessary!
• 3 1/2 Inch Intake Horn with Port for OEM PCV Line
• O-Ring
• Mounting studs and nuts
• Powder coating
• Custom Single Stage Powder Coating

3 1/2 Inch Turbo Intake Horn for the 2017-2019 L5P Duramax with factory style Turbo. The OEM plastic intake horn is 2.4 Inch diameter and we experienced a 25HP Gain with our 3.5 Inch Horn when used with a Max Effort Tune. Tuning not required, this horn will work plug and play tuners or OEM calibration.