Skip to content
by Wehrli

Wehrli 17-24 Chevrolet/GMC 6.6L L5P Duramax Up Pipe Bolt Kit

Save 3% Save 3%
Original price $62.00
Original price $62.00 - Original price $62.00
Original price $62.00
Current price $60.14
$60.14 - $60.14
Current price $60.14
Availability:
9 in stock, ready to be shipped

Free returns on all eligible orders

You have 30 days to request a return. All sale items are final sale.

The WCFab L5P Up Pipe Bolt Kit is comprised of 12 specially selected high strength ARP fasteners and matched washers with a pack of assembly lube are designed as an upgrade to the smaller and failure prone 8mm OEM fasteners employed on the 2017 and newer 6.6L Duramax engines to connect the up pipes to the exhaust manifolds and turbocharger pedestal. During our performance development work on these engines we have seen common occurrences of the factory fasteners seizing or breaking in the manifolds or pedestal on brand new, low mile vehicles in rust free environments. This kit is a simple, cost effective upgrade for peace of mind and ease of serviceability for both stock and modified trucks.

  • 12 Washers and Bolts for installing both up pipes.
  • ARP Up Pipe Bolt kit for 2017+ Duramax.
  • Includes ARP Assembly Lube
Shipping information

Use this text to share information about your product.

Returns & warranty

Use this text to share information about your product.

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