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Standard-Duty Uncoated Shorty Headers 1964-72 Pontiac GTO/Le Mans/Tempest 326/389/455
InfoVehicle Info Needed
HEDMANPART NUMBER: 500-28170

Standard-Duty Uncoated Shorty Headers 1964-72 Pontiac GTO/Le Mans/Tempest 326/389/455

$39999
ShippingShips on Sep 07, 2026
Lowest PriceLowest Price Guarantee
Best Value
Metallic Ceramic Coated Long Tube Headers for 1964-1981 Pontiac Passenger Car [326-455 ci]

555-300121

Metallic Ceramic Coated Long Tube Headers for 1964-1981 Pontiac Passenger Car [326-455 ci]

$42699

Pontiac Cars
    Standard-Duty Uncoated Shorty Headers
  • 1964-72 Pontiac GTO/Le Mans/Tempest 326/389/455
  • Tube Size: 1-5/8"
  • Collector Size: 2-1/2"

  • Without smog injection or injection heads.
  • Except round ports.
  • Shortie style hedder. Maximum ground clearance.
  • Modification to stock exhaust required to retain catalytic converter.
  • Not applicable or intended for street or highway use. Legal only for racing vehicles which may never be used upon a highway, check footnotes also.
  • Not legal for sale or use in California

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeHeader
BrandHEDMAN
Package Height8.5
Package Width13.4
Package Length21.5
Weight17.05 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Primary Tube Outside Diameter1.625 in (41.275 mm)
Vendor Part Number28170
Package Qty1
Package TypeEA
No Questions
No Reviews
Please click here to download the instructions PDF file

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Some parts are not legal for use in California or other states with similar laws / regulations
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