Wehrli

Wehrli 17-24 Chevrolet/GMC 6.6L L5P Duramax Up Pipe Bolt Kit - WCF100199

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SKU:
WCFWCF100199
UPC:
WCF100199
MPN:
WCF100199
Availability:
Regularly stocked product
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$62.14
Current Stock: 9

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Description

What is the WCF Bolt Kit used for?
This Wehrli bolt kit provides superior clamping force, delivering a leak-free exhaust system for 2017-2025 Chevrolet Silverado and GMC Sierra HD trucks.

Are these bolts durable?
Upgrade to significantly stronger ARP fasteners, eliminating the failure-prone 8mm OEM bolts for ultimate reliability.

The WCF Bolt Kit ensures critical engine component reliability for 2017-2025 Chevrolet Silverado and GMC Sierra HD trucks, offering superior clamping force. Featuring twelve specially selected high-strength ARP fasteners and matched washers, this hardware kit guarantees a secure, leak-free exhaust connection. Trust Wehrli for peace of mind with significantly stronger, reliable hardware under demanding conditions.

Key Features

  • 12 specially selected high strength ARP fasteners
  • matched washers
  • pack of assembly lube
  • upgrade to the smaller and failure prone 8mm OEM fasteners
  • connect the up pipes to the exhaust manifolds and turbocharger pedestal
  • 12 Washers and Bolts for installing both up pipes

Why Choose the WCF Bolt Kit

Delivers superior clamping force for a leak-free exhaust system.

Provides peace of mind with significantly stronger, reliable hardware.

Achieves a secure and durable connection for critical engine components.

Transforms your truck's reliability by replacing weak factory fasteners.

Who Is This For?

Heavy Towing — 9/10
Replaces failure-prone OEM bolts with stronger ARP fasteners.

Street Performance — 7/10
Upgraded fasteners improve reliability for demanding driving.

Easy DIY Install — 8/10
Bolt-on installation with included assembly lube.

Engine Performance — 6/10
Ensures secure exhaust manifold and turbo connections.

Overlanding / Expedition — 8/10
Reliable fasteners for demanding, remote conditions.

Vehicle Compatibility

YearMakeModelSubmodel
2017–2025ChevroletSilverado 2500 HDHigh Country
2017–2025ChevroletSilverado 2500 HDLT
2017–2025ChevroletSilverado 2500 HDLTZ
2017–2025ChevroletSilverado 2500 HDWT
2021–2025ChevroletSilverado 2500 HDCustom
2024–2025ChevroletSilverado 2500 HDZR2
2017–2025ChevroletSilverado 3500 HDHigh Country
2017–2025ChevroletSilverado 3500 HDLT
2017–2025ChevroletSilverado 3500 HDLTZ
2017–2025ChevroletSilverado 3500 HDWT
2017–2021GMCSierra 2500 HDBase
2017–2025GMCSierra 2500 HDDenali
2017–2025GMCSierra 2500 HDSLE
2017–2025GMCSierra 2500 HDSLT
2020–2025GMCSierra 2500 HDAT4
2022–2025GMCSierra 2500 HDPro
2024–2025GMCSierra 2500 HDDenali Ultimate
2024–2025GMCSierra 2500 HDAT4X
2017–2021GMCSierra 3500 HDBase
2017–2025GMCSierra 3500 HDSLE
2017–2025GMCSierra 3500 HDSLT
2017–2025GMCSierra 3500 HDDenali
2020–2025GMCSierra 3500 HDAT4
2022–2025GMCSierra 3500 HDPro
2024–2025GMCSierra 3500 HDDenali Ultimate

Additional Resources

Official Wehrli Product Page

Important Notices

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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Warranty Information

This Part Fits:

YearMakeModelSubmodel
2021-2025ChevroletSilverado 2500 HDCustom
2017-2025ChevroletSilverado 2500 HDHigh Country
2017-2025ChevroletSilverado 2500 HDLT
2017-2025ChevroletSilverado 2500 HDLTZ
2017-2025ChevroletSilverado 2500 HDWT
2024-2025ChevroletSilverado 2500 HDZR2
2017-2025ChevroletSilverado 3500 HDHigh Country
2017-2025ChevroletSilverado 3500 HDLT
2017-2025ChevroletSilverado 3500 HDLTZ
2017-2025ChevroletSilverado 3500 HDWT
2020-2025GMCSierra 2500 HDAT4
2024-2025GMCSierra 2500 HDAT4X
2017-2021GMCSierra 2500 HDBase
2017-2025GMCSierra 2500 HDDenali
2024-2025GMCSierra 2500 HDDenali Ultimate
2022-2025GMCSierra 2500 HDPro
2017-2025GMCSierra 2500 HDSLE
2017-2025GMCSierra 2500 HDSLT
2020-2025GMCSierra 3500 HDAT4
2017-2021GMCSierra 3500 HDBase
2017-2025GMCSierra 3500 HDDenali
2024-2025GMCSierra 3500 HDDenali Ultimate
2022-2025GMCSierra 3500 HDPro
2017-2025GMCSierra 3500 HDSLE
2017-2025GMCSierra 3500 HDSLT
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Additional Information

Clearance Item:
N
MPN:
WCF100199
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Engine Components>Hardware Kits - Other
Install Type:
Bolt-On
Product Level:
Budget Upgrade
Heavy Towing:
9/10
Street Performance:
7/10
Easy DIY Install:
8/10
Engine Performance:
6/10
Overlanding / Expedition:
8/10
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