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Chevrolet Header Flanges

Our American made Chevrolet stainless header flanges are precision laser cut from .375 stainless to our exacting specifications. We carry over 250 different header flanges designs. Many of the popular models come in optional primary tube port sizes. They come pre-surfaced and ready for your header building project. If you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.

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BBC Single header flange
Big Block Chevy Single Header Flange
Our Price: $22.95

This precision laser cut Big Block Chevy single header flange is cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Big Block Chevy head.

We carry over 250 different header flange designs, so if you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.

Flanges Sold Separately
more info
Chevy 3.4 Liter V6 Stainless Header Flange
Chevy 3.4 Liter V6 Header Flange
Our Price: $46.95

Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Chevy 3.4 Liter V6 head. more info
Chevy 4.3L V6 Stainless Header Flange
Chevy 4.3L V6 Header Flange
Our Price: $49.95

Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Chevy 4.3L V6 head. more info
SBC 18 Degree Header Flange
Chevy 18 Degree Small Block Header Flange
Our Price: $59.95

Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the small block Chevy 18 degree head. more info
Chevy SB2 Header Flange
SB2 Header Flange 1 7/8" Port
Our Price: $59.95

These precision laser cut 3/8" thick 304 stainless header flanges are manufactured in the U.S. and are machine surfaced. These flanges have a round 1 7/8" port dimension. They fit the Chevy SB2.2 factory head along with the following manufacturer’s models:
MBE’s SB2.2
Edelbrock Victor ROX p/n 350-777668

We carry over 250 different header flange designs, so if you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.

Flanges Sold Separately

more info
Chevy SB2 Header Flange
SB2 Header Flange 2" Port
Our Price: $59.95

These precision laser cut 3/8" thick 304 stainless header flanges are manufactured in the U.S. and are machine surfaced. These flanges have a round 2" port dimension. They fit the Chevy SB2.2 factory head along with the following manufacturer’s models:
MBE’s SB2.2
Edelbrock Victor ROX p/n 350-777668

We carry over 250 different header flange designs, so if you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.

Flanges Sold Separately

more info
Small Block Chevy LT-1 D Port Header Flange
Small Block Chevy LT-1 Stainless Header Flange
Our Price: $59.95

Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Small Block Chevy LT-1 5.7L engines.
Port Size: 1.809"
Preformed flange stubs are 2"-3" long, and have one end perfectly formed to the port shape of the flange using the appropriate tubing size for that port. This can drastically decrease overall build time. If you have questions on sizing or other options, talk with one of our techs for more information.

We carry over 250 different header flange designs, so if you don't see the flange you're looking for, talk with one of our tech reps about custom header flange cutting.

Flanges Sold Separately

more info
Chevy 6.2L LT1 V8 Small Block Header Flange
Chevy 6.2L LT1 V8 Small Block Stainless Header Flange
Our Price: $59.95

Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S.A. and are machine surfaced. These header flanges are specifically made for the Chevy 6.2L LT1 V8 Small Block.
Port Size: 2.147"
Preformed flange stubs are 2"-3" long, and have one end perfectly formed to the port shape of the flange using the appropriate tubing size for that port. This can drastically decrease overall build time. If you have questions on sizing or other options, talk with one of our techs for more information.

Common applications include:
2014+ Chevrolet Corvette
2014+ Chevrolet Corvette Z51

We carry over 250 different header flange designs, so if you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.

Flanges Sold Separately
more info
Chevy LS7 LSX Header Flange
Chevy LS7 LSX D Port Header Flange
Our Price: $59.95

Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the GM Chevy 7.0L 427ci LS7. This flange has D port and can be used with LS1, LS2, LS6, LS7, LS9, and most other LSX applications.
Port Size: 1.841"
Preformed flange stubs are 2"-3" long, and have one end perfectly formed to the port shape of the flange using the appropriate tubing size for that port. This can drastically decrease overall build time. If you have questions on sizing or other options, talk with one of our techs for more information.

We carry over 250 different header flange designs, so if you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.

Flanges Sold Separately

more info
Big Block Chevy Header Flange
Big Block Chevy Stainless Header Flange
Our Price: $59.95

Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S.A. and are machine surfaced. These header flanges are specifically made for the Big Block Chevy head.

We carry over 250 different header flange designs, so if you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.

Flanges Sold Separately
more info