Wehrli 6.6L L5P Duramax 4in Cold Air Intake Kit - WCFab Grey — Fits 2017-2019 Silverado/Sierra 2500HD/3500HD

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SKU: WCFWCF100344-GRY
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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 4-Inch Cold Air Intake for 2017-2019 6.6L L5P Duramax

Optimize your 2017-2019 Chevrolet Silverado and GMC Sierra 2500HD/3500HD with the 6.6L L5P Duramax engine using this Wehrli 4-inch Cold Air Intake system. Finished in a distinctive WCFab Grey, this intake is engineered to deliver superior airflow and enhance your truck's overall performance.

Key Features & Benefits:

  • Maximized Airflow: The large 4-inch diameter tubing and high-flow air filter are designed to significantly increase the volume of cold air entering the engine.
  • Performance Gains: Expect improved throttle response, increased horsepower, and enhanced engine efficiency due to better airflow.
  • Unique Aesthetic: The WCFab Grey powder coat provides a clean, professional, and unique look under the hood.
  • Robust Construction: Built with premium materials for exceptional durability and resistance to the harsh under-hood environment.
  • Direct Fit Installation: This kit is designed as a direct replacement for the factory intake system, ensuring a straightforward installation on 2017-2019 L5P Duramax trucks.

This cold air intake is an essential upgrade for L5P Duramax owners seeking to maximize their engine's potential. By ensuring a consistent supply of cool, dense air, it supports more efficient combustion and power delivery.

Enhance your truck's performance and style. Get the Wehrli 4-Inch Cold Air Intake in WCFab Grey from GGCRACING today!

Vehicle Fitment

Years Make Model Trim
2017-2019 Chevrolet Silverado 2500 HD High Country
2017-2019 Chevrolet Silverado 2500 HD LT
2017-2019 Chevrolet Silverado 2500 HD LTZ
2017-2019 Chevrolet Silverado 2500 HD WT
2017-2019 Chevrolet Silverado 3500 HD High Country
2017-2019 Chevrolet Silverado 3500 HD LTZ
2017-2019 Chevrolet Silverado 3500 HD WT
2017-2019 GMC Sierra 2500 HD Base
2017-2019 GMC Sierra 2500 HD Denali
2017-2019 GMC Sierra 2500 HD SLE
2017-2019 GMC Sierra 2500 HD SLT
2017-2019 GMC Sierra 3500 HD Denali
2017-2019 GMC Sierra 3500 HD SLE
2017-2019 GMC Sierra 3500 HD SLT

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 4-Inch Cold Air Intake for 2017-2019 6.6L L5P Duramax

Optimize your 2017-2019 Chevrolet Silverado and GMC Sierra 2500HD/3500HD with the 6.6L L5P Duramax engine using this Wehrli 4-inch Cold Air Intake system. Finished in a distinctive WCFab Grey, this intake is engineered to deliver superior airflow and enhance your truck's overall performance.

Key Features & Benefits:

  • Maximized Airflow: The large 4-inch diameter tubing and high-flow air filter are designed to significantly increase the volume of cold air entering the engine.
  • Performance Gains: Expect improved throttle response, increased horsepower, and enhanced engine efficiency due to better airflow.
  • Unique Aesthetic: The WCFab Grey powder coat provides a clean, professional, and unique look under the hood.
  • Robust Construction: Built with premium materials for exceptional durability and resistance to the harsh under-hood environment.
  • Direct Fit Installation: This kit is designed as a direct replacement for the factory intake system, ensuring a straightforward installation on 2017-2019 L5P Duramax trucks.

This cold air intake is an essential upgrade for L5P Duramax owners seeking to maximize their engine's potential. By ensuring a consistent supply of cool, dense air, it supports more efficient combustion and power delivery.

Enhance your truck's performance and style. Get the Wehrli 4-Inch Cold Air Intake in WCFab Grey from GGCRACING today!

Vehicle Fitment

Years Make Model Trim
2017-2019 Chevrolet Silverado 2500 HD High Country
2017-2019 Chevrolet Silverado 2500 HD LT
2017-2019 Chevrolet Silverado 2500 HD LTZ
2017-2019 Chevrolet Silverado 2500 HD WT
2017-2019 Chevrolet Silverado 3500 HD High Country
2017-2019 Chevrolet Silverado 3500 HD LTZ
2017-2019 Chevrolet Silverado 3500 HD WT
2017-2019 GMC Sierra 2500 HD Base
2017-2019 GMC Sierra 2500 HD Denali
2017-2019 GMC Sierra 2500 HD SLE
2017-2019 GMC Sierra 2500 HD SLT
2017-2019 GMC Sierra 3500 HD Denali
2017-2019 GMC Sierra 3500 HD SLE
2017-2019 GMC Sierra 3500 HD SLT

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 4-Inch Cold Air Intake for 2017-2019 6.6L L5P Duramax

Optimize your 2017-2019 Chevrolet Silverado and GMC Sierra 2500HD/3500HD with the 6.6L L5P Duramax engine using this Wehrli 4-inch Cold Air Intake system. Finished in a distinctive WCFab Grey, this intake is engineered to deliver superior airflow and enhance your truck's overall performance.

Key Features & Benefits:

  • Maximized Airflow: The large 4-inch diameter tubing and high-flow air filter are designed to significantly increase the volume of cold air entering the engine.
  • Performance Gains: Expect improved throttle response, increased horsepower, and enhanced engine efficiency due to better airflow.
  • Unique Aesthetic: The WCFab Grey powder coat provides a clean, professional, and unique look under the hood.
  • Robust Construction: Built with premium materials for exceptional durability and resistance to the harsh under-hood environment.
  • Direct Fit Installation: This kit is designed as a direct replacement for the factory intake system, ensuring a straightforward installation on 2017-2019 L5P Duramax trucks.

This cold air intake is an essential upgrade for L5P Duramax owners seeking to maximize their engine's potential. By ensuring a consistent supply of cool, dense air, it supports more efficient combustion and power delivery.

Enhance your truck's performance and style. Get the Wehrli 4-Inch Cold Air Intake in WCFab Grey from GGCRACING today!

Vehicle Fitment

Years Make Model Trim
2017-2019 Chevrolet Silverado 2500 HD High Country
2017-2019 Chevrolet Silverado 2500 HD LT
2017-2019 Chevrolet Silverado 2500 HD LTZ
2017-2019 Chevrolet Silverado 2500 HD WT
2017-2019 Chevrolet Silverado 3500 HD High Country
2017-2019 Chevrolet Silverado 3500 HD LTZ
2017-2019 Chevrolet Silverado 3500 HD WT
2017-2019 GMC Sierra 2500 HD Base
2017-2019 GMC Sierra 2500 HD Denali
2017-2019 GMC Sierra 2500 HD SLE
2017-2019 GMC Sierra 2500 HD SLT
2017-2019 GMC Sierra 3500 HD Denali
2017-2019 GMC Sierra 3500 HD SLE
2017-2019 GMC Sierra 3500 HD SLT

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