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 plug and play tuners or OEM calibration.
- Intake Horn
- 3.5in.
- for 17-19 Duramax L5P
- WCFab Red
Features:
- 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" Intake Horn with Port for OEM PCV Line
- O-Ring
- Mounting studs and nuts
- Powder coating
- Custom Two Stage Powder Coating
Vehicle Fitments
- 2017-2019 GMC 6.6L DURAMAX
- 2017-2019 CHEVROLET 6.6L DURAMAX