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Exhaust› Headers, Manifolds and Components

Doug's Headers

Exhaust Header Set - LS Swap GM A-Body 64-67

$936.13 $851.03 Save $85.10

SKU: D019 D3349

In Stock
In Stock
Ships by Jun 9
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Doug's Headers D3349 long tube headers are designed for LS engine swaps into 1964-1967 GM A-Body vehicles, including Buick Skylark, Sportwagon; Chevrolet Chevelle, El Camino, Malibu; and Pontiac GTO, LeMans, Tempest. They feature 3/8" thick machined flanges, CNC mandrel bent 16 gauge tubing, 1 7/8" primary tubing diameter, and a 3" collector port diameter. The metallic ceramic coating provides a thermal barrier, lowers under-hood temperatures, protects against thermal fatigue, and offers a high luster aluminum appearance with 60% more corrosion resistance.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandDoug's Headers
Part NumberD019 D3349

Videos

Kit To Swap An LS Engine Into 1964-67 GM A-Body Cars

Kit To Swap An LS Engine Into 1964-67 GM A-Body Cars

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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