ICT Billet LS Exhaust Manifold/Header Hex Flange Bolts — Fits GM LS/LT-Series

SKU: HXXG_551696
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About ICT Billet ICT Billet engineers high-quality automotive parts and ...Read More

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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 ICT Billet

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

Watch in action

High-Strength Header Bolts for LS and LT Engines

Never worry about exhaust leaks or loose headers again with the ICT Billet Exhaust Manifold and Header Hex Flange Bolt Kit. Engineered for the rigors of high-performance driving, these bolts are the perfect replacement for worn or stripped factory hardware. Whether you are installing long-tube headers or factory exhaust manifolds, these fasteners provide the clamping force needed to maintain a perfect seal under extreme heat cycles.

Technical Specifications

  • Thread Size: 8mm x 1.25mm
  • Head Style: Hex flange for easy tool access
  • Material: High-strength steel construction
  • Finish: Zinc-plated for superior corrosion resistance
  • Quantity: Complete set of 12 bolts

These bolts are compatible with both GM LS-series and GenV LT-series engines, making them a versatile choice for a wide variety of engine builds. The zinc-plated finish ensures that your hardware remains rust-free, even in harsh under-hood conditions, while the hex flange design allows for easy installation with standard hand tools. Investing in high-quality header bolts is a small but crucial step in preventing exhaust leaks that can rob your engine of power and efficiency. Secure your exhaust system with confidence using this premium hardware kit from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About ICT Billet

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

Watch in action

High-Strength Header Bolts for LS and LT Engines

Never worry about exhaust leaks or loose headers again with the ICT Billet Exhaust Manifold and Header Hex Flange Bolt Kit. Engineered for the rigors of high-performance driving, these bolts are the perfect replacement for worn or stripped factory hardware. Whether you are installing long-tube headers or factory exhaust manifolds, these fasteners provide the clamping force needed to maintain a perfect seal under extreme heat cycles.

Technical Specifications

  • Thread Size: 8mm x 1.25mm
  • Head Style: Hex flange for easy tool access
  • Material: High-strength steel construction
  • Finish: Zinc-plated for superior corrosion resistance
  • Quantity: Complete set of 12 bolts

These bolts are compatible with both GM LS-series and GenV LT-series engines, making them a versatile choice for a wide variety of engine builds. The zinc-plated finish ensures that your hardware remains rust-free, even in harsh under-hood conditions, while the hex flange design allows for easy installation with standard hand tools. Investing in high-quality header bolts is a small but crucial step in preventing exhaust leaks that can rob your engine of power and efficiency. Secure your exhaust system with confidence using this premium hardware kit from GGCRACING.

Product Details

Product Description

About ICT Billet

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

Watch in action

High-Strength Header Bolts for LS and LT Engines

Never worry about exhaust leaks or loose headers again with the ICT Billet Exhaust Manifold and Header Hex Flange Bolt Kit. Engineered for the rigors of high-performance driving, these bolts are the perfect replacement for worn or stripped factory hardware. Whether you are installing long-tube headers or factory exhaust manifolds, these fasteners provide the clamping force needed to maintain a perfect seal under extreme heat cycles.

Technical Specifications

  • Thread Size: 8mm x 1.25mm
  • Head Style: Hex flange for easy tool access
  • Material: High-strength steel construction
  • Finish: Zinc-plated for superior corrosion resistance
  • Quantity: Complete set of 12 bolts

These bolts are compatible with both GM LS-series and GenV LT-series engines, making them a versatile choice for a wide variety of engine builds. The zinc-plated finish ensures that your hardware remains rust-free, even in harsh under-hood conditions, while the hex flange design allows for easy installation with standard hand tools. Investing in high-quality header bolts is a small but crucial step in preventing exhaust leaks that can rob your engine of power and efficiency. Secure your exhaust system with confidence using this premium hardware kit from GGCRACING.

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