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Subaru Header Flanges

Our American made Subaru 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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Subaru EJ207/257 Stainless Header Flange
Subaru EJ207/257 Stainless Header Flange
Our Price: $32.95

Precision laser cut form 3/8" thick 304 Stainless Steel, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Subaru EJ257 boxer engines used in 2004-2017 Subaru models.

Port Size: 1.631"

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Subaru EG33 H6 Stainless Header Flange
Subaru EG33 H6 Stainless Header Flange
Our Price: $39.95

Precision laser cut form 3/8" thick 304 Stainless Steel, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Subaru EG33 flat-6 engines used in 1992-1997 Subaru models.

Port Size: 1.629"

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Subaru EZ30R Stainless Header Flange
Subaru EZ30R Stainless Header Flange
Our Price: $49.95

Precision laser cut form 3/8" thick 304 Stainless Steel, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Subaru EZ30R flat-6 engines used in 1999-2009 Subaru models.

Port Size: 1.51"

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