Wehrli 17-19 Chevrolet 6.6L L5P Duramax 3.5in Intake Horn w/PCV Port - WCFab Red

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. Wehrli Custom Fab Intake Horn, 3.5in., for 17-19 Duramax L5P, WCFab Red

• Will fit on stock truck no other modifications or upgrades necessary!
• Will fit with OEM or any aftermarket intake kit.
• 3.5 in. Intake Horn with Port for OEM PCV Line
• Durable Custom Powder Coat Finish
• NO Tuning required, bolt on!
• Mounting studs and nuts
• O-Ring