Stainless Works High-Flow Cats Headers — Fits 2014-2017 Chevy Silverado/GMC Sierra 1500

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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 Stainless Works

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

Watch in action

Unleash Your Truck's Potential with Stainless Works Catted Headers

Elevate the performance and sound of your 2014-2017 Chevrolet Silverado 1500 or GMC Sierra 1500 with these premium Stainless Works High-Flow Catted Headers. Engineered for a factory connection point in front of the OEM catalytic converter, these headers are designed to seamlessly integrate with your truck's existing exhaust system, maximizing power gains without sacrificing emissions compliance.

Engineered for Power and Sound

  • Vehicle Fitment: Specifically designed for 2014-2017 Chevrolet Silverado 1500 (High Country, LS, LT, LTZ, SSV, WT) and 2014-2017 GMC Sierra 1500 (Base, Denali, SLE, SLT) models with 5.3L and 6.2L engines.
  • High-Flow Catalytic Converters: Integrated high-flow cats ensure optimal exhaust flow while maintaining emissions standards.
  • Premium Construction: Crafted from high-quality stainless steel for superior durability, corrosion resistance, and a limited lifetime guarantee.
  • Performance Gains: Experience a noticeable increase in horsepower, torque, and an aggressive, deep exhaust note.
  • Easy Installation: Designed for a direct fit, simplifying the installation process.

These headers are proudly made in the USA, reflecting Stainless Works' commitment to quality and performance. Whether you're looking to improve your daily driving experience or enhance your truck's capabilities for towing and hauling, these headers are an excellent choice. Invest in the best for your Silverado or Sierra and feel the difference with Stainless Works.

Vehicle Fitment

Years Make Model Trim
2014-2017 Chevrolet Silverado 1500 High Country
2014-2017 Chevrolet Silverado 1500 LT
2014-2017 Chevrolet Silverado 1500 LTZ
2014-2017 Chevrolet Silverado 1500 WT
2015-2017 Chevrolet Silverado 1500 LS
2015-2017 Chevrolet Silverado 1500 SSV
2014-2017 GMC Sierra 1500 Denali
2014-2017 GMC Sierra 1500 SLE
2014-2017 GMC Sierra 1500 SLT

Product Details

Product Description
Part Numbers
Sizing & Fit

About Stainless Works

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

Watch in action

Unleash Your Truck's Potential with Stainless Works Catted Headers

Elevate the performance and sound of your 2014-2017 Chevrolet Silverado 1500 or GMC Sierra 1500 with these premium Stainless Works High-Flow Catted Headers. Engineered for a factory connection point in front of the OEM catalytic converter, these headers are designed to seamlessly integrate with your truck's existing exhaust system, maximizing power gains without sacrificing emissions compliance.

Engineered for Power and Sound

  • Vehicle Fitment: Specifically designed for 2014-2017 Chevrolet Silverado 1500 (High Country, LS, LT, LTZ, SSV, WT) and 2014-2017 GMC Sierra 1500 (Base, Denali, SLE, SLT) models with 5.3L and 6.2L engines.
  • High-Flow Catalytic Converters: Integrated high-flow cats ensure optimal exhaust flow while maintaining emissions standards.
  • Premium Construction: Crafted from high-quality stainless steel for superior durability, corrosion resistance, and a limited lifetime guarantee.
  • Performance Gains: Experience a noticeable increase in horsepower, torque, and an aggressive, deep exhaust note.
  • Easy Installation: Designed for a direct fit, simplifying the installation process.

These headers are proudly made in the USA, reflecting Stainless Works' commitment to quality and performance. Whether you're looking to improve your daily driving experience or enhance your truck's capabilities for towing and hauling, these headers are an excellent choice. Invest in the best for your Silverado or Sierra and feel the difference with Stainless Works.

Vehicle Fitment

Years Make Model Trim
2014-2017 Chevrolet Silverado 1500 High Country
2014-2017 Chevrolet Silverado 1500 LT
2014-2017 Chevrolet Silverado 1500 LTZ
2014-2017 Chevrolet Silverado 1500 WT
2015-2017 Chevrolet Silverado 1500 LS
2015-2017 Chevrolet Silverado 1500 SSV
2014-2017 GMC Sierra 1500 Denali
2014-2017 GMC Sierra 1500 SLE
2014-2017 GMC Sierra 1500 SLT

Product Details

Product Description

About Stainless Works

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

Watch in action

Unleash Your Truck's Potential with Stainless Works Catted Headers

Elevate the performance and sound of your 2014-2017 Chevrolet Silverado 1500 or GMC Sierra 1500 with these premium Stainless Works High-Flow Catted Headers. Engineered for a factory connection point in front of the OEM catalytic converter, these headers are designed to seamlessly integrate with your truck's existing exhaust system, maximizing power gains without sacrificing emissions compliance.

Engineered for Power and Sound

  • Vehicle Fitment: Specifically designed for 2014-2017 Chevrolet Silverado 1500 (High Country, LS, LT, LTZ, SSV, WT) and 2014-2017 GMC Sierra 1500 (Base, Denali, SLE, SLT) models with 5.3L and 6.2L engines.
  • High-Flow Catalytic Converters: Integrated high-flow cats ensure optimal exhaust flow while maintaining emissions standards.
  • Premium Construction: Crafted from high-quality stainless steel for superior durability, corrosion resistance, and a limited lifetime guarantee.
  • Performance Gains: Experience a noticeable increase in horsepower, torque, and an aggressive, deep exhaust note.
  • Easy Installation: Designed for a direct fit, simplifying the installation process.

These headers are proudly made in the USA, reflecting Stainless Works' commitment to quality and performance. Whether you're looking to improve your daily driving experience or enhance your truck's capabilities for towing and hauling, these headers are an excellent choice. Invest in the best for your Silverado or Sierra and feel the difference with Stainless Works.

Vehicle Fitment

Years Make Model Trim
2014-2017 Chevrolet Silverado 1500 High Country
2014-2017 Chevrolet Silverado 1500 LT
2014-2017 Chevrolet Silverado 1500 LTZ
2014-2017 Chevrolet Silverado 1500 WT
2015-2017 Chevrolet Silverado 1500 LS
2015-2017 Chevrolet Silverado 1500 SSV
2014-2017 GMC Sierra 1500 Denali
2014-2017 GMC Sierra 1500 SLE
2014-2017 GMC Sierra 1500 SLT

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