Om648 is lot of work to fit in om612. Om613 turbo is way easier to install. In addition om648 turbo is electronic controlled and om613 vacuum controlled. Om612 is stock turbo is vacuum controlled too.
Om648 is lot of work to fit in om612. Om613 turbo is way easier to install. In addition om648 turbo is electronic controlled and om613 vacuum controlled. Om612 is stock turbo is vacuum controlled too.