Wehrli 6.6L L5P Duramax 2in Stainless Up Pipe Kit w/Gaskets — Fits 2017-2024 Chevrolet/GMC Silverado/Sierra 2500HD/3500HD

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Wehrli

Wehrli engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Wehrli lineup with fast shipping and expert fitment support — order with confidence.

Wehrli 2in Stainless Steel Up Pipe Kit for 2017-2024 Duramax L5P

Enhance the exhaust efficiency of your 2017-2024 Chevrolet Silverado and GMC Sierra 2500HD/3500HD with this premium 2-inch Stainless Steel Up Pipe Kit from Wehrli. Engineered for the 6.6L L5P Duramax engine, this kit replaces the restrictive stock up-pipes, facilitating improved exhaust gas flow and optimizing turbocharger performance.

Key Features:

  • Optimized Exhaust Flow: The larger 2-inch diameter piping allows for a smoother and more efficient exit of exhaust gases, reducing backpressure and promoting quicker turbo spool.
  • High-Quality Stainless Steel: Constructed from durable stainless steel, this kit offers excellent resistance to corrosion and high temperatures, ensuring longevity and reliability.
  • Complete with Gaskets: Includes all necessary gaskets for a secure and leak-free installation, providing a comprehensive solution.
  • Direct Fit for L5P: Precisely designed for the 2017-2024 6.6L L5P Duramax engine, ensuring a straightforward bolt-on installation without modifications.
  • Performance Upgrade: Ideal for Duramax owners seeking to improve exhaust flow, enhance turbo response, and potentially increase horsepower and torque.

Upgrading your up-pipes is a smart modification for any L5P Duramax owner aiming for better performance and reliability. This Wehrli kit provides a robust solution to unlock your engine's full potential and ensure optimal operation.

Boost your Duramax's performance with this stainless steel up pipe kit from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2017-2025 Chevrolet Silverado 2500 HD High Country
2017-2025 Chevrolet Silverado 2500 HD LT
2017-2025 Chevrolet Silverado 2500 HD LTZ
2017-2025 Chevrolet Silverado 2500 HD WT
2021-2025 Chevrolet Silverado 2500 HD Custom
2017-2025 Chevrolet Silverado 3500 HD High Country
2017-2025 Chevrolet Silverado 3500 HD LT
2017-2025 Chevrolet Silverado 3500 HD LTZ
2017-2025 Chevrolet Silverado 3500 HD WT
2017-2025 GMC Sierra 2500 HD Denali
2017-2025 GMC Sierra 2500 HD SLE
2017-2025 GMC Sierra 2500 HD SLT
2020-2025 GMC Sierra 2500 HD AT4
2022-2025 GMC Sierra 2500 HD Pro
2024-2025 GMC Sierra 2500 HD AT4X
2024-2025 GMC Sierra 2500 HD Denali Ultimate
2017-2021 GMC Sierra 3500 HD Base
2017-2025 GMC Sierra 3500 HD SLE
2017-2025 GMC Sierra 3500 HD SLT
2020-2025 GMC Sierra 3500 HD AT4
2022-2025 GMC Sierra 3500 HD Pro
2024-2025 GMC Sierra 3500 HD Denali Ultimate

Product Details

Product Description
Part Numbers
Sizing & Fit

About Wehrli

Wehrli engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Wehrli lineup with fast shipping and expert fitment support — order with confidence.

Wehrli 2in Stainless Steel Up Pipe Kit for 2017-2024 Duramax L5P

Enhance the exhaust efficiency of your 2017-2024 Chevrolet Silverado and GMC Sierra 2500HD/3500HD with this premium 2-inch Stainless Steel Up Pipe Kit from Wehrli. Engineered for the 6.6L L5P Duramax engine, this kit replaces the restrictive stock up-pipes, facilitating improved exhaust gas flow and optimizing turbocharger performance.

Key Features:

  • Optimized Exhaust Flow: The larger 2-inch diameter piping allows for a smoother and more efficient exit of exhaust gases, reducing backpressure and promoting quicker turbo spool.
  • High-Quality Stainless Steel: Constructed from durable stainless steel, this kit offers excellent resistance to corrosion and high temperatures, ensuring longevity and reliability.
  • Complete with Gaskets: Includes all necessary gaskets for a secure and leak-free installation, providing a comprehensive solution.
  • Direct Fit for L5P: Precisely designed for the 2017-2024 6.6L L5P Duramax engine, ensuring a straightforward bolt-on installation without modifications.
  • Performance Upgrade: Ideal for Duramax owners seeking to improve exhaust flow, enhance turbo response, and potentially increase horsepower and torque.

Upgrading your up-pipes is a smart modification for any L5P Duramax owner aiming for better performance and reliability. This Wehrli kit provides a robust solution to unlock your engine's full potential and ensure optimal operation.

Boost your Duramax's performance with this stainless steel up pipe kit from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2017-2025 Chevrolet Silverado 2500 HD High Country
2017-2025 Chevrolet Silverado 2500 HD LT
2017-2025 Chevrolet Silverado 2500 HD LTZ
2017-2025 Chevrolet Silverado 2500 HD WT
2021-2025 Chevrolet Silverado 2500 HD Custom
2017-2025 Chevrolet Silverado 3500 HD High Country
2017-2025 Chevrolet Silverado 3500 HD LT
2017-2025 Chevrolet Silverado 3500 HD LTZ
2017-2025 Chevrolet Silverado 3500 HD WT
2017-2025 GMC Sierra 2500 HD Denali
2017-2025 GMC Sierra 2500 HD SLE
2017-2025 GMC Sierra 2500 HD SLT
2020-2025 GMC Sierra 2500 HD AT4
2022-2025 GMC Sierra 2500 HD Pro
2024-2025 GMC Sierra 2500 HD AT4X
2024-2025 GMC Sierra 2500 HD Denali Ultimate
2017-2021 GMC Sierra 3500 HD Base
2017-2025 GMC Sierra 3500 HD SLE
2017-2025 GMC Sierra 3500 HD SLT
2020-2025 GMC Sierra 3500 HD AT4
2022-2025 GMC Sierra 3500 HD Pro
2024-2025 GMC Sierra 3500 HD Denali Ultimate

Product Details

Product Description

About Wehrli

Wehrli engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Wehrli lineup with fast shipping and expert fitment support — order with confidence.

Wehrli 2in Stainless Steel Up Pipe Kit for 2017-2024 Duramax L5P

Enhance the exhaust efficiency of your 2017-2024 Chevrolet Silverado and GMC Sierra 2500HD/3500HD with this premium 2-inch Stainless Steel Up Pipe Kit from Wehrli. Engineered for the 6.6L L5P Duramax engine, this kit replaces the restrictive stock up-pipes, facilitating improved exhaust gas flow and optimizing turbocharger performance.

Key Features:

  • Optimized Exhaust Flow: The larger 2-inch diameter piping allows for a smoother and more efficient exit of exhaust gases, reducing backpressure and promoting quicker turbo spool.
  • High-Quality Stainless Steel: Constructed from durable stainless steel, this kit offers excellent resistance to corrosion and high temperatures, ensuring longevity and reliability.
  • Complete with Gaskets: Includes all necessary gaskets for a secure and leak-free installation, providing a comprehensive solution.
  • Direct Fit for L5P: Precisely designed for the 2017-2024 6.6L L5P Duramax engine, ensuring a straightforward bolt-on installation without modifications.
  • Performance Upgrade: Ideal for Duramax owners seeking to improve exhaust flow, enhance turbo response, and potentially increase horsepower and torque.

Upgrading your up-pipes is a smart modification for any L5P Duramax owner aiming for better performance and reliability. This Wehrli kit provides a robust solution to unlock your engine's full potential and ensure optimal operation.

Boost your Duramax's performance with this stainless steel up pipe kit from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2017-2025 Chevrolet Silverado 2500 HD High Country
2017-2025 Chevrolet Silverado 2500 HD LT
2017-2025 Chevrolet Silverado 2500 HD LTZ
2017-2025 Chevrolet Silverado 2500 HD WT
2021-2025 Chevrolet Silverado 2500 HD Custom
2017-2025 Chevrolet Silverado 3500 HD High Country
2017-2025 Chevrolet Silverado 3500 HD LT
2017-2025 Chevrolet Silverado 3500 HD LTZ
2017-2025 Chevrolet Silverado 3500 HD WT
2017-2025 GMC Sierra 2500 HD Denali
2017-2025 GMC Sierra 2500 HD SLE
2017-2025 GMC Sierra 2500 HD SLT
2020-2025 GMC Sierra 2500 HD AT4
2022-2025 GMC Sierra 2500 HD Pro
2024-2025 GMC Sierra 2500 HD AT4X
2024-2025 GMC Sierra 2500 HD Denali Ultimate
2017-2021 GMC Sierra 3500 HD Base
2017-2025 GMC Sierra 3500 HD SLE
2017-2025 GMC Sierra 3500 HD SLT
2020-2025 GMC Sierra 3500 HD AT4
2022-2025 GMC Sierra 3500 HD Pro
2024-2025 GMC Sierra 3500 HD Denali Ultimate

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