The VF42 , King of GD Subaru Turbos Posted on March 4, 2015 by Joey It came standard on S203 , S204 and RA-R STi’s and was known for having Titanium internal components. It is rumored to have comparable power output to the Evo 9 turbo. Share this:TwitterFacebookLike this:Like Loading... Related Published by Joey Average wagon enjoyer View all posts by Joey