GM Header Flanges

Home > Header Components > Header Flanges > Mild Steel Header Flanges > GM Header Flanges

GM Header Flanges

GM Header Flanges

Our American made GM header flanges are precision CNC laser jet cut from 3/8” stainless steel or 1018 cold rolled steel.

Stainless Header Mfg., Inc. offers the finest in CNC laser cut header flanges. While most header flanges are made from 1/4" or 5/16" material, our are precision CNC laser cut header flanges are cut from from 3/8" material. We offer our flanges in 304 stainless steel or 1018 cold rolled steel. The heavier material we use to fabricate our flanges greatly reduce the warping problems seen in other lighter flanges.

Make sure to ask about custom header flanges.

Filters

Sort By:

Products per page

Clear filters Apply Filters

Saab 9-7x Vortec 4200 Mild Steel Header Flange

Precision laser cut from 3/8" thick mild steel, our header flanges are manufactured in the U.S.A. and are machine surfaced. These header flanges are specifically made for the 4.2L Vortec I-6 found in a variety of 2005-2009 GM SUV's.
Port Size: 1.719"

$67.95

GM 2.3L Quad 4 Mild Steel Header Flange

Precision laser cut from 3/8" thick mild steel, our header flanges are manufactured in the U.S.A. and are machine surfaced. These header flanges are specifically made for the GM 2.3L Quad 4 engines.
Port Size: 2.006"

$44.95

Chevy 4.2L Inline 6 DOHC Mild Steel Header Flange

Chevy 4.2L Inline 6 DOHC Header Flange

$67.95

GM 2.2 Liter Ecotec Header Flange

$44.95

GM 4.3L V6 Header Flange 1 3/4" Port

Precision laser cut from 3/8" thick mild steel, our header flanges are manufactured in the U.S. These header flanges are specifically made for the GM 4.3L V6. This flange has a rectangle port dimension of 1.710" by 1.610" and is designed to be used with a 1 3/4" primary tube.

$39.95

GM 4.3L V6 Header Flange 1 5/8" Port

Precision laser cut from 3/8" thick mild steel, our header flanges are manufactured in the U.S. These header flanges are specifically made for the GM 4.3L V6. This flange has a square port dimension of 1.550" and is designed to be used with a 1 5/8" primary tube.

$39.95

SEARCH

SEARCH