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Lightweight Wehrli 17-24 Duramax L5p High Flow Intake Horn - Wcfab Red Accessory [3NUukcCT]

$55.99 $179.99 -69%

The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2024 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped with the 6.6L Duramax Diesel is the largest and highest flowing turbo inlet on the market. Replaces the restrictive

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The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2024 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped with the 6.6L Duramax Diesel is the largest and highest flowing turbo inlet on the market. Replaces the restrictive OEM plastic turbo mouthpiece to provide increased airflow to your turbocharger for improved engine performance and throttle response. Includes billet aluminum port for PCV system connection. Custom powder coated in the color of your choice. All aluminum construction provides increased durability and more aggressive turbo and engine sound. Made in USA! Pair it with our Stage 1 L5P Cold Air Intake Kits and Stage 1 High Flow Bundle Kits along with emissions compliant performance tuning and drop in performance turbochargers for maximum performance gains. - - Replaces the 12678756 turbo inlet in the following GM Part Numbers: 19432816 and 12682569 - - Supersedes WCFab part numbers: WCF100721 and WCF100833 - - Fitment Note: This product is also compatible with the L5D 6.6L Duramax found in 2019-2024 Medium Duty (4500, 5500, 6500) GM trucks.

This Part Fits:

Year Make Model Submodel
2021-2024 Chevrolet Silverado 2500 HD Custom
2017-2024 Chevrolet Silverado 2500 HD High Country
2017-2024 Chevrolet Silverado 2500 HD LT
2017-2024 Chevrolet Silverado 2500 HD LTZ
2017-2024 Chevrolet Silverado 2500 HD WT
2024 Chevrolet Silverado 2500 HD ZR2
2017-2024 Chevrolet Silverado 3500 HD High Country
2017-2024 Chevrolet Silverado 3500 HD LT
2017-2024 Chevrolet Silverado 3500 HD LTZ
2017-2024 Chevrolet Silverado 3500 HD WT
2020-2024 GMC Sierra 2500 HD AT4
2024 GMC Sierra 2500 HD AT4X
2017-2021 GMC Sierra 2500 HD Base
2017-2024 GMC Sierra 2500 HD Denali
2024 GMC Sierra 2500 HD Denali Ultimate
2022-2024 GMC Sierra 2500 HD Pro
2017-2024 GMC Sierra 2500 HD SLE
2017-2024 GMC Sierra 2500 HD SLT
2020-2024 GMC Sierra 3500 HD AT4
2017-2021 GMC Sierra 3500 HD Base
2017-2024 GMC Sierra 3500 HD Denali
2024 GMC Sierra 3500 HD Denali Ultimate
2022-2024 GMC Sierra 3500 HD Pro
2017-2024 GMC Sierra 3500 HD SLE
2017-2024 GMC Sierra 3500 HD SLT

What Our Customers Say

December 28, 2025

Absolutely no complaints!

Exceeded all expectations. Great purchase.

- Myles K..

December 28, 2025

Absolutely no complaints!

This is a really nice product.

- Meredith P..

December 28, 2025

Absolutely no complaints!

This is a really great tool.

- Viola R..

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