Smith Innovations 1/2" 304 Stainless Steel Header Flanges For the Subaru EJ22 Engine. They should also fit the EJ25 engine. Designed for 1.5" schedule 40 pipe commonly used for turbo applications.
You are buying a set of 2 with 1 purchase. One flange for each side.
These are designed and cut in the USA!
If you need a specific size, or any other flanges, we are more than happy to work with you on custom orders! Building something different is what its all about!