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Air and Fuel› Superchargers, Turbochargers and Components

Wehrli

Intake Horn High Flow for 2017-2024 Duramax L5P Flat Black

$269.00 $260.93 Save $8.07

SKU: W005 100775-FB

In Stock
In Stock
Ships by Jun 10
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Optimize the airflow efficiency of your GM 6.6L Duramax L5P with the Wehrli Custom Fab WCF100775-FB Turbo Intake Horn - Flat Black. Designed for use with the factory VGT Turbo or upgraded drop-in VGT Turbos and OEM or aftermarket intakes. This upgraded intake horn offers quicker spool-up and increased horsepower. Modified trucks can see up to a 10HP increase and applications with upgraded turbochargers can experience as much as a 20HP increase.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandWehrli
Part NumberW005 100775-FB

Videos

Wehrli Fab 3.5 Inch Intake Horn install! 2017-2019 2500/3500 Duramax L5P!

Wehrli Fab 3.5 Inch Intake Horn install! 2017-2019 2500/3500 Duramax L5P!
WCFab 2017 - 2024 L5P Duramax 3.5" Intake Horn

WCFab 2017 - 2024 L5P Duramax 3.5" Intake Horn
WcFab intake horn PCV reroute installed on 2019 Chevy silverado 2500HD.

WcFab intake horn PCV reroute installed on 2019 Chevy silverado 2500HD.
2019 L5P Wehrli Intake Horn Install (Turn on subtitles!)

2019 L5P Wehrli Intake Horn Install (Turn on subtitles!)

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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