hey I'm in Cannon Hill and my rvr is off the road atm.:(
As Clutz has said there is no need for a bigger turbo as your rvr has already got a TDO5 big 16g on it.
here are some I have taken last year
http://img40.imageshack.us/i/dsc0312p.jpg/
http://img64.imageshack.us/i/dsc00272c.jpg/
http://img192.imageshack.us/i/dsc0108u.jpg/
http://img522.imageshack.us/i/dsc0117d.jpg/