Hedman Hedders Street Headers 1.75in Primary — Fits 70-81 Pontiac Firebird Trans Am

SKU: FBLG_28150
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About Hedman Hedders Hedman Hedders engineers high-quality automotive parts and ...Read More

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Sale price$379.99
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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 Hedman Hedders

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

Classic Performance for Your Firebird

Give your 1970-1981 Pontiac Firebird or Trans Am the performance boost it deserves with Hedman Hedders Street Series headers. Specifically engineered for the GM F-Body platform, these headers feature 1.75-inch primary tubes that provide an excellent balance of low-end torque and high-RPM horsepower. The 3-inch collector is designed to mate perfectly with most aftermarket exhaust systems, ensuring a seamless installation process.

Why Choose Hedman?

  • 1.75-inch primary tubes for optimized flow
  • 3-inch collector for maximum exhaust scavenging
  • Durable black paint finish for corrosion resistance
  • Includes all gaskets and hardware for a complete install
  • Designed specifically for 1970-81 Pontiac V8 F-Body

These headers are built to provide a significant performance increase over restrictive factory manifolds. Whether you are restoring a classic Trans Am or building a street-strip machine, these headers offer the fitment and reliability you need. The included hardware and gaskets make the installation process straightforward, allowing you to get back on the road faster. Experience the difference in throttle response and exhaust tone that only high-quality headers can provide. Elevate your ride with parts from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Hedman Hedders

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

Classic Performance for Your Firebird

Give your 1970-1981 Pontiac Firebird or Trans Am the performance boost it deserves with Hedman Hedders Street Series headers. Specifically engineered for the GM F-Body platform, these headers feature 1.75-inch primary tubes that provide an excellent balance of low-end torque and high-RPM horsepower. The 3-inch collector is designed to mate perfectly with most aftermarket exhaust systems, ensuring a seamless installation process.

Why Choose Hedman?

  • 1.75-inch primary tubes for optimized flow
  • 3-inch collector for maximum exhaust scavenging
  • Durable black paint finish for corrosion resistance
  • Includes all gaskets and hardware for a complete install
  • Designed specifically for 1970-81 Pontiac V8 F-Body

These headers are built to provide a significant performance increase over restrictive factory manifolds. Whether you are restoring a classic Trans Am or building a street-strip machine, these headers offer the fitment and reliability you need. The included hardware and gaskets make the installation process straightforward, allowing you to get back on the road faster. Experience the difference in throttle response and exhaust tone that only high-quality headers can provide. Elevate your ride with parts from GGCRACING.

Product Details

Product Description

About Hedman Hedders

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

Classic Performance for Your Firebird

Give your 1970-1981 Pontiac Firebird or Trans Am the performance boost it deserves with Hedman Hedders Street Series headers. Specifically engineered for the GM F-Body platform, these headers feature 1.75-inch primary tubes that provide an excellent balance of low-end torque and high-RPM horsepower. The 3-inch collector is designed to mate perfectly with most aftermarket exhaust systems, ensuring a seamless installation process.

Why Choose Hedman?

  • 1.75-inch primary tubes for optimized flow
  • 3-inch collector for maximum exhaust scavenging
  • Durable black paint finish for corrosion resistance
  • Includes all gaskets and hardware for a complete install
  • Designed specifically for 1970-81 Pontiac V8 F-Body

These headers are built to provide a significant performance increase over restrictive factory manifolds. Whether you are restoring a classic Trans Am or building a street-strip machine, these headers offer the fitment and reliability you need. The included hardware and gaskets make the installation process straightforward, allowing you to get back on the road faster. Experience the difference in throttle response and exhaust tone that only high-quality headers can provide. Elevate your ride with parts from GGCRACING.

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