Originally Posted by Serbaru

I just bought a 2.5xtr Polka Pickle 3" cover 8cm rear housing. (Haven't got back into an STi but collecting parts for when i do haha)

I had a BBK-L TD05-20g 8cm on the 08 STi, was an awesome turbo. I think the 1.5xtr is a good choice will suit your 207 very well . 2.5xtr might be a little laggy on a 2.0.