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by Wehrli

Wehrli 17-24 Duramax L5P High Flow Intake Horn - WCFab Grey

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Original price $294.00
Original price $294.00 - Original price $294.00
Original price $294.00
Current price $285.18
$285.18 - $285.18
Current price $285.18
Availability:
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The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2025 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.

Installation Instructions
  • True 4" Inlet Turbo Intake with smooth flowing transition to strategically designed anti-surge face which properly engages into turbo compressor cover for optimized airflow and drivability.
  • Bolt On Upgrade, No Tuning Required. Works with stock trucks, no other modifications or upgrades necessary!
  • Compatible with stock and OEM-style aftermarket drop in style turbochargers with larger compressor wheels
  • Includes #10 ORB threaded billet aluminum hose barb for PCV connection
  • Works with OEM and Aftermarket Cold Air Intake Systems
  • 25% Greater Flow Area than OEM at Compressor Inlet
  • CNC Machined Cast Aluminum Construction
  • O-Ring Seal at Face of Turbocharger
  • Flows 27% Better than Stock!
  • Includes Mounting Hardware
  • Custom Powder Coat Finish
  • Made in USA
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Vehicle Compatibility 169 vehicles

Year Make Model Submodel
2017 GMC Sierra 2500 HD SLT
2018 GMC Sierra 2500 HD SLT
2019 GMC Sierra 2500 HD SLT
2020 GMC Sierra 2500 HD SLT
2021 GMC Sierra 2500 HD SLT
2022 GMC Sierra 2500 HD SLT
2023 GMC Sierra 2500 HD SLT
2024 GMC Sierra 2500 HD SLT
2025 GMC Sierra 2500 HD SLT
2020 GMC Sierra 3500 HD AT4
2021 GMC Sierra 3500 HD AT4
2022 GMC Sierra 3500 HD AT4
2023 GMC Sierra 3500 HD AT4
2024 GMC Sierra 3500 HD AT4
2025 GMC Sierra 3500 HD AT4
2017 GMC Sierra 3500 HD Base
2018 GMC Sierra 3500 HD Base
2019 GMC Sierra 3500 HD Base
2020 GMC Sierra 3500 HD Base
2021 GMC Sierra 3500 HD Base
2017 GMC Sierra 3500 HD Denali
2018 GMC Sierra 3500 HD Denali
2019 GMC Sierra 3500 HD Denali
2020 GMC Sierra 3500 HD Denali
2021 GMC Sierra 3500 HD Denali
2022 GMC Sierra 3500 HD Denali
2023 GMC Sierra 3500 HD Denali
2024 GMC Sierra 3500 HD Denali
2025 GMC Sierra 3500 HD Denali
2024 GMC Sierra 3500 HD Denali Ultimate
2025 GMC Sierra 3500 HD Denali Ultimate
2022 GMC Sierra 3500 HD Pro
2023 GMC Sierra 3500 HD Pro
2024 GMC Sierra 3500 HD Pro
2025 GMC Sierra 3500 HD Pro
2017 GMC Sierra 3500 HD SLE
2018 GMC Sierra 3500 HD SLE
2019 GMC Sierra 3500 HD SLE
2020 GMC Sierra 3500 HD SLE
2021 GMC Sierra 3500 HD SLE
2022 GMC Sierra 3500 HD SLE
2023 GMC Sierra 3500 HD SLE
2024 GMC Sierra 3500 HD SLE
2025 GMC Sierra 3500 HD SLE
2017 GMC Sierra 3500 HD SLT
2018 GMC Sierra 3500 HD SLT
2019 GMC Sierra 3500 HD SLT
2020 GMC Sierra 3500 HD SLT
2021 GMC Sierra 3500 HD SLT
2022 GMC Sierra 3500 HD SLT
2023 GMC Sierra 3500 HD SLT
2024 GMC Sierra 3500 HD SLT
2025 GMC Sierra 3500 HD SLT
2020 GMC Sierra 2500 HD AT4
2021 GMC Sierra 2500 HD AT4
2022 GMC Sierra 2500 HD AT4
2023 GMC Sierra 2500 HD AT4
2024 GMC Sierra 2500 HD AT4
2025 GMC Sierra 2500 HD AT4
2024 GMC Sierra 2500 HD AT4X
2025 GMC Sierra 2500 HD AT4X
2017 GMC Sierra 2500 HD Base
2018 GMC Sierra 2500 HD Base
2019 GMC Sierra 2500 HD Base
2020 GMC Sierra 2500 HD Base
2021 GMC Sierra 2500 HD Base
2017 GMC Sierra 2500 HD Denali
2018 GMC Sierra 2500 HD Denali
2019 GMC Sierra 2500 HD Denali
2020 GMC Sierra 2500 HD Denali
2021 GMC Sierra 2500 HD Denali
2022 GMC Sierra 2500 HD Denali
2023 GMC Sierra 2500 HD Denali
2024 GMC Sierra 2500 HD Denali
2025 GMC Sierra 2500 HD Denali
2024 GMC Sierra 2500 HD Denali Ultimate
2025 GMC Sierra 2500 HD Denali Ultimate
2022 GMC Sierra 2500 HD Pro
2023 GMC Sierra 2500 HD Pro
2024 GMC Sierra 2500 HD Pro
2025 GMC Sierra 2500 HD Pro
2017 GMC Sierra 2500 HD SLE
2018 GMC Sierra 2500 HD SLE
2019 GMC Sierra 2500 HD SLE
2020 GMC Sierra 2500 HD SLE
2021 GMC Sierra 2500 HD SLE
2022 GMC Sierra 2500 HD SLE
2023 GMC Sierra 2500 HD SLE
2024 GMC Sierra 2500 HD SLE
2025 GMC Sierra 2500 HD SLE
2021 Chevrolet Silverado 2500 HD Custom
2022 Chevrolet Silverado 2500 HD Custom
2023 Chevrolet Silverado 2500 HD Custom
2024 Chevrolet Silverado 2500 HD Custom
2025 Chevrolet Silverado 2500 HD Custom
2017 Chevrolet Silverado 2500 HD High Country
2018 Chevrolet Silverado 2500 HD High Country
2019 Chevrolet Silverado 2500 HD High Country
2020 Chevrolet Silverado 2500 HD High Country
2021 Chevrolet Silverado 2500 HD High Country
2022 Chevrolet Silverado 2500 HD High Country
2023 Chevrolet Silverado 2500 HD High Country
2024 Chevrolet Silverado 2500 HD High Country
2025 Chevrolet Silverado 2500 HD High Country
2017 Chevrolet Silverado 2500 HD LT
2018 Chevrolet Silverado 2500 HD LT
2019 Chevrolet Silverado 2500 HD LT
2020 Chevrolet Silverado 2500 HD LT
2021 Chevrolet Silverado 2500 HD LT
2022 Chevrolet Silverado 2500 HD LT
2023 Chevrolet Silverado 2500 HD LT
2024 Chevrolet Silverado 2500 HD LT
2025 Chevrolet Silverado 2500 HD LT
2017 Chevrolet Silverado 2500 HD LTZ
2018 Chevrolet Silverado 2500 HD LTZ
2019 Chevrolet Silverado 2500 HD LTZ
2020 Chevrolet Silverado 2500 HD LTZ
2021 Chevrolet Silverado 2500 HD LTZ
2022 Chevrolet Silverado 2500 HD LTZ
2023 Chevrolet Silverado 2500 HD LTZ
2024 Chevrolet Silverado 2500 HD LTZ
2025 Chevrolet Silverado 2500 HD LTZ
2017 Chevrolet Silverado 2500 HD WT
2018 Chevrolet Silverado 2500 HD WT
2019 Chevrolet Silverado 2500 HD WT
2020 Chevrolet Silverado 2500 HD WT
2021 Chevrolet Silverado 2500 HD WT
2022 Chevrolet Silverado 2500 HD WT
2023 Chevrolet Silverado 2500 HD WT
2024 Chevrolet Silverado 2500 HD WT
2025 Chevrolet Silverado 2500 HD WT
2024 Chevrolet Silverado 2500 HD ZR2
2025 Chevrolet Silverado 2500 HD ZR2
2017 Chevrolet Silverado 3500 HD High Country
2018 Chevrolet Silverado 3500 HD High Country
2019 Chevrolet Silverado 3500 HD High Country
2020 Chevrolet Silverado 3500 HD High Country
2021 Chevrolet Silverado 3500 HD High Country
2022 Chevrolet Silverado 3500 HD High Country
2023 Chevrolet Silverado 3500 HD High Country
2024 Chevrolet Silverado 3500 HD High Country
2025 Chevrolet Silverado 3500 HD High Country
2017 Chevrolet Silverado 3500 HD LT
2018 Chevrolet Silverado 3500 HD LT
2019 Chevrolet Silverado 3500 HD LT
2020 Chevrolet Silverado 3500 HD LT
2021 Chevrolet Silverado 3500 HD LT
2022 Chevrolet Silverado 3500 HD LT
2023 Chevrolet Silverado 3500 HD LT
2024 Chevrolet Silverado 3500 HD LT
2025 Chevrolet Silverado 3500 HD LT
2017 Chevrolet Silverado 3500 HD LTZ
2018 Chevrolet Silverado 3500 HD LTZ
2019 Chevrolet Silverado 3500 HD LTZ
2020 Chevrolet Silverado 3500 HD LTZ
2021 Chevrolet Silverado 3500 HD LTZ
2022 Chevrolet Silverado 3500 HD LTZ
2023 Chevrolet Silverado 3500 HD LTZ
2024 Chevrolet Silverado 3500 HD LTZ
2025 Chevrolet Silverado 3500 HD LTZ
2017 Chevrolet Silverado 3500 HD WT
2018 Chevrolet Silverado 3500 HD WT
2019 Chevrolet Silverado 3500 HD WT
2020 Chevrolet Silverado 3500 HD WT
2021 Chevrolet Silverado 3500 HD WT
2022 Chevrolet Silverado 3500 HD WT
2023 Chevrolet Silverado 3500 HD WT
2024 Chevrolet Silverado 3500 HD WT
2025 Chevrolet Silverado 3500 HD WT