Wehrli WCF Intake Horn Air Intake Components - WCF100721-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 17-19 Chevrolet 6.6L L5P Duramax 3.5in Intake Horn w/PCV Port - WCFab Red

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!

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

Will fit with OEM or any aftermarket intake kit.

3.5 in. Intake Horn with Port for OEM PCV Line

Intake Horn 17-19 Dmax L5P WCFab Red

Durable Custom Powder Coat Finish

NO Tuning required, bolt on!

Mounting studs and nuts

Turbocharger Inlet Pipe

Int Horn 17-19 RED

O-Ring