The Performance DIY line is perfect for building and assembling your own high performance component and products. Experienced fabricators and performance hobbyists, alike, now can have access to the same high quality components that top manufacturers use when making their own products.

The BLOX Racing Subaru-spec collector flange is manufactured from T304 stainless steel and is ideal for replacing the OEM header collector flange or when custom-fabricating a new header.

Flange Specs

• ID: 60mm
• HOLE-HOLE: 4.25”