3 1/2″ Intake Horn
-Mounting studs and nuts
-1″ Parker Hose with Billet Adapter Fitting & Clamp
-Powder coating


Kingsport Grey and Illusion Cherry are usually instock ready to ship. All other colors will have a lead time!

  • Intended for off road competition use only!
  • If you enter a powdercoat color that is not listed on the chart, your order will be delayed as we will have to contact you to discuss the options. RAW Finish is NOT available!
  • This is a custom order part. Once the order has been processed it CANNOT be cancelled, returned, or refunded.

Out of stock

SKU: WCF100824 Categories: , , ,  Brand:

3.5 Inch Turbo Intake Horn for the 2020+ L5P Duramax with factory style (VGT) turbo.

  • Replaces injection molded plastic OEM turbo intake horn
  • Improves air flow to turbo by removing restriction found in the factory horn right before the turbo inlet
  • Includes breather line hose and fitting
  • For use on modified trucks
  • Tuning recommended with this part
  • See WCF100833 as a bolt on upgrade for stock and lightly modified trucks with no tuning required.


WC Fab

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Please verify the fitment of this product before ordering. All Electronic Items are Non-Refundable.
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This product is designed and manufactured for use only on competition motor vehicles participating in sanctioned closed-course, off-road, competitive Racing. Use of this product on Motor Vehicles that are licensed and registered to drive on public roads and highways is prohibited. By accepting this you agree that this product will not be used on a registered motor vehicle for highway use. Also, agreeing to this you take for responsibility for your actions and not hold Blood Diamond Motorsports liable for unlawful use of this product.
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