Auto Racing Products 12-Point Header Bolt Kit 3/8" x 0.75" Chromoly — Universal Fit (Set of 12)

SKU: BQDN_100-1207
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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 Auto Racing Products

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Universal 12-Point Header Bolts for Diverse Performance Applications

Secure your exhaust headers with confidence using the Auto Racing Products (ARP) Universal 12-Point Header Bolt Kit. This 12-piece set is engineered for a broad range of custom and performance applications where a robust, leak-free exhaust seal is paramount. Whether you're building a custom engine, replacing worn fasteners, or upgrading to a high-performance exhaust system, these bolts provide the superior clamping force and reliability needed to prevent exhaust leaks and maintain optimal engine efficiency.

Premium Construction & Enhanced Utility

Each bolt is precision-crafted from high-strength chromoly steel, a material renowned for its exceptional durability and resistance to stretching under extreme heat and vibration. The advanced 12-point head design offers multiple contact points for your wrench, significantly improving access and ease of installation or removal, particularly in tight or challenging engine bay configurations. With a standard 3/8-16 inch thread and a versatile 0.75-inch under-head length (UHL), these fasteners are suitable for numerous header designs. A resilient black oxide finish provides excellent corrosion resistance and a sleek, professional appearance.

  • Material: High-Strength Chromoly Steel
  • Head Style: 12-Point for superior grip and access
  • Thread Size: 3/8-16 inch
  • Under-Head Length (UHL): 0.75 inch
  • Finish: Durable Black Oxide
  • Quantity: Set of 12 bolts

Reliable Universal Fitment

This ARP header bolt kit offers universal fitment for applications requiring 3/8-16 thread, 0.75-inch UHL, and a 12-point head. It's the ideal choice for custom builds, engine swaps, or any project where specific vehicle fitment isn't the primary concern but uncompromising quality is. ARP's commitment to engineering excellence ensures these fasteners will provide a long-lasting, secure connection for your exhaust system, contributing to enhanced performance and peace of mind across various platforms.

For dependable, high-performance exhaust fastening in a universal application, choose ARP 12-point header bolts from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Auto Racing Products

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Universal 12-Point Header Bolts for Diverse Performance Applications

Secure your exhaust headers with confidence using the Auto Racing Products (ARP) Universal 12-Point Header Bolt Kit. This 12-piece set is engineered for a broad range of custom and performance applications where a robust, leak-free exhaust seal is paramount. Whether you're building a custom engine, replacing worn fasteners, or upgrading to a high-performance exhaust system, these bolts provide the superior clamping force and reliability needed to prevent exhaust leaks and maintain optimal engine efficiency.

Premium Construction & Enhanced Utility

Each bolt is precision-crafted from high-strength chromoly steel, a material renowned for its exceptional durability and resistance to stretching under extreme heat and vibration. The advanced 12-point head design offers multiple contact points for your wrench, significantly improving access and ease of installation or removal, particularly in tight or challenging engine bay configurations. With a standard 3/8-16 inch thread and a versatile 0.75-inch under-head length (UHL), these fasteners are suitable for numerous header designs. A resilient black oxide finish provides excellent corrosion resistance and a sleek, professional appearance.

  • Material: High-Strength Chromoly Steel
  • Head Style: 12-Point for superior grip and access
  • Thread Size: 3/8-16 inch
  • Under-Head Length (UHL): 0.75 inch
  • Finish: Durable Black Oxide
  • Quantity: Set of 12 bolts

Reliable Universal Fitment

This ARP header bolt kit offers universal fitment for applications requiring 3/8-16 thread, 0.75-inch UHL, and a 12-point head. It's the ideal choice for custom builds, engine swaps, or any project where specific vehicle fitment isn't the primary concern but uncompromising quality is. ARP's commitment to engineering excellence ensures these fasteners will provide a long-lasting, secure connection for your exhaust system, contributing to enhanced performance and peace of mind across various platforms.

For dependable, high-performance exhaust fastening in a universal application, choose ARP 12-point header bolts from GGCRACING.

Product Details

Product Description

About Auto Racing Products

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Universal 12-Point Header Bolts for Diverse Performance Applications

Secure your exhaust headers with confidence using the Auto Racing Products (ARP) Universal 12-Point Header Bolt Kit. This 12-piece set is engineered for a broad range of custom and performance applications where a robust, leak-free exhaust seal is paramount. Whether you're building a custom engine, replacing worn fasteners, or upgrading to a high-performance exhaust system, these bolts provide the superior clamping force and reliability needed to prevent exhaust leaks and maintain optimal engine efficiency.

Premium Construction & Enhanced Utility

Each bolt is precision-crafted from high-strength chromoly steel, a material renowned for its exceptional durability and resistance to stretching under extreme heat and vibration. The advanced 12-point head design offers multiple contact points for your wrench, significantly improving access and ease of installation or removal, particularly in tight or challenging engine bay configurations. With a standard 3/8-16 inch thread and a versatile 0.75-inch under-head length (UHL), these fasteners are suitable for numerous header designs. A resilient black oxide finish provides excellent corrosion resistance and a sleek, professional appearance.

  • Material: High-Strength Chromoly Steel
  • Head Style: 12-Point for superior grip and access
  • Thread Size: 3/8-16 inch
  • Under-Head Length (UHL): 0.75 inch
  • Finish: Durable Black Oxide
  • Quantity: Set of 12 bolts

Reliable Universal Fitment

This ARP header bolt kit offers universal fitment for applications requiring 3/8-16 thread, 0.75-inch UHL, and a 12-point head. It's the ideal choice for custom builds, engine swaps, or any project where specific vehicle fitment isn't the primary concern but uncompromising quality is. ARP's commitment to engineering excellence ensures these fasteners will provide a long-lasting, secure connection for your exhaust system, contributing to enhanced performance and peace of mind across various platforms.

For dependable, high-performance exhaust fastening in a universal application, choose ARP 12-point header bolts from GGCRACING.

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