This turbine housing outlet flange fits our Xona Rotor T4 turbine housings and our Forced Performance medium frame V8 turbine housings (7275, 7875 and similar).
This flange will weld onto a 3.5" OD downpipe.
If you would like the matching clamp for this product, you need:
https://forcedperformance.shop/collections/fp-street-race-accessories/products/xona-t4-and-fp7x75-downpipe-clamp