Header Flange for GM LS1/LS2/LS3/LS6 [Round Port]

Name: Header Flange for GM LS1/LS2/LS3/LS6 [Round Port]
Brand: JEGS
SKU: 555-31804
Price: 27.99 USD
Availability: InStock

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Ships on Nov 16, 2026

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GM LS Header Flanges

GM LS1/LS2/LS3/LS6
1.750 in.Round Port
3/8 in. Thick Steel Flange
Sold Individually

Laser Cut Header Flanges for a Perfect Fit

JEGS Exhaust Header Flanges are precision CNC laser cut from 3/8 in. thick (Except Where Noted) steel plate for strength and durability. Available in a variety of configurations for the most common applications. Sold Individually. Gaskets, bolts and tubing kit are sold separately. Requires welding.

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Part TypeExhaust Flange

Product LineJEGS Exhaust Header Flanges

BrandJEGS

Package Height0.8

Package Width5.5

Package Length19.8

Weight2.11 PG

Part CategoryPerformance Parts

Includes Stubs For Primary TubesNo

Gaskets IncludedNo

Header Flange Thickness0.375 in (9.525 mm)