Stainless Works Hemi 5.7L/6.1L/6.4L D-Port Header Flanges 304SS 1-7/8in Primaries

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Sale price$191.99 Regular price$195.00
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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.

Stainless Works Hemi Header Flanges: Unleash Your Engine's Potential

Build the ultimate custom exhaust for your Mopar Hemi with these high-performance header flanges from Stainless Works. Specifically designed for 5.7L, 6.1L, and 6.4L Hemi engines, these flanges provide the perfect starting point for fabricating headers that deliver both power and sound.

Engineered for Hemi Performance:

  • Hemi Specific Fitment: D-port shaped design ensures precise fitment for 5.7L, 6.1L, and 6.4L Hemi cylinder heads.
  • Robust Construction: Made from heavy-duty 3/8" thick 304 stainless steel, these flanges resist warping and cracking even under extreme engine temperatures.
  • Ideal for 1-7/8" Primaries: Perfectly suited for 1-7/8 inch primary tubes, offering a balance of low-end torque and high-RPM power.
  • Premium Material: Utilizes 304 stainless steel for superior corrosion resistance and long-term durability in all conditions.
  • Sold as a Pair: Comes complete with two flanges, ready for your custom header project.

These flanges are laser-cut for accuracy and TIG welded for maximum strength, ensuring a professional finish and reliable performance. They are built to withstand the demands of performance driving and come with a limited lifetime warranty. Upgrade your Hemi's exhaust system with the quality and precision of Stainless Works.

Maximize your Hemi's performance and customize its sound. Find your Stainless Works Hemi header flanges at GGCRACING.

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.

Stainless Works Hemi Header Flanges: Unleash Your Engine's Potential

Build the ultimate custom exhaust for your Mopar Hemi with these high-performance header flanges from Stainless Works. Specifically designed for 5.7L, 6.1L, and 6.4L Hemi engines, these flanges provide the perfect starting point for fabricating headers that deliver both power and sound.

Engineered for Hemi Performance:

  • Hemi Specific Fitment: D-port shaped design ensures precise fitment for 5.7L, 6.1L, and 6.4L Hemi cylinder heads.
  • Robust Construction: Made from heavy-duty 3/8" thick 304 stainless steel, these flanges resist warping and cracking even under extreme engine temperatures.
  • Ideal for 1-7/8" Primaries: Perfectly suited for 1-7/8 inch primary tubes, offering a balance of low-end torque and high-RPM power.
  • Premium Material: Utilizes 304 stainless steel for superior corrosion resistance and long-term durability in all conditions.
  • Sold as a Pair: Comes complete with two flanges, ready for your custom header project.

These flanges are laser-cut for accuracy and TIG welded for maximum strength, ensuring a professional finish and reliable performance. They are built to withstand the demands of performance driving and come with a limited lifetime warranty. Upgrade your Hemi's exhaust system with the quality and precision of Stainless Works.

Maximize your Hemi's performance and customize its sound. Find your Stainless Works Hemi header flanges at GGCRACING.

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.

Stainless Works Hemi Header Flanges: Unleash Your Engine's Potential

Build the ultimate custom exhaust for your Mopar Hemi with these high-performance header flanges from Stainless Works. Specifically designed for 5.7L, 6.1L, and 6.4L Hemi engines, these flanges provide the perfect starting point for fabricating headers that deliver both power and sound.

Engineered for Hemi Performance:

  • Hemi Specific Fitment: D-port shaped design ensures precise fitment for 5.7L, 6.1L, and 6.4L Hemi cylinder heads.
  • Robust Construction: Made from heavy-duty 3/8" thick 304 stainless steel, these flanges resist warping and cracking even under extreme engine temperatures.
  • Ideal for 1-7/8" Primaries: Perfectly suited for 1-7/8 inch primary tubes, offering a balance of low-end torque and high-RPM power.
  • Premium Material: Utilizes 304 stainless steel for superior corrosion resistance and long-term durability in all conditions.
  • Sold as a Pair: Comes complete with two flanges, ready for your custom header project.

These flanges are laser-cut for accuracy and TIG welded for maximum strength, ensuring a professional finish and reliable performance. They are built to withstand the demands of performance driving and come with a limited lifetime warranty. Upgrade your Hemi's exhaust system with the quality and precision of Stainless Works.

Maximize your Hemi's performance and customize its sound. Find your Stainless Works Hemi header flanges at GGCRACING.

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