Doug’s Headers D564 Coated Full Headers for Pontiac V8 326-455, GM A-Body 1964-1967

Doug’s Headers D564 full headers are designed for Pontiac V8 326-455 engines in GM A-Body vehicles from 1964 through 1967. This matched pair features 1.75-inch primary tubes and 3-inch collectors, providing a complete header configuration for the specified application.

Constructed from steel and finished with a silver ceramic coating, these headers combine a durable material choice with a clean appearance. The coated finish complements engine compartments while supporting the product’s intended header design.

The D564 set includes gaskets, hardware, and reducers for the specified installation. These included components help provide the key supporting parts identified with the header package, while the full-header design is supplied as a pair.

Use the vehicle and engine application details to confirm suitability before ordering. Doug’s Headers part number D564 identifies this Pontiac V8 header set for GM A-Body models from the 1964-1967 model years.

Features:

• Brand and Part Number: Doug’s Headers D564
• Application: Pontiac V8 326-455 engines in GM A-Body vehicles from 1964-1967
• Header Type: Full headers supplied as a pair
• Primary Tube Size: 1.75 inches
• Collector Size: 3 inches
• Construction: Steel
• Finish: Silver ceramic coating
• Included Components: Gaskets, hardware, and reducers