It is very easy task to swap actuator. To get any power increase car needs to be Chip Tuned. You will need to use actuator from your old turbo.
Upgrade Turbocharger BMW X3 X1 2.0d N47 520d 320d 120d New Billet Turbo
Upgrade Turbocharger For BMW X3 X1 2.0d N47 520d 320d 120d New Billet Turbo NEW
Turbocharger BMW 120d 320d 520d X1 X3 2.0 GT 163/184HP 1995ccm TURBO 49335-00645
Turbocharger Gasket Kit BMW 520d X1 X3 2.0d 118d 120d 318d 320d Turbo Gaskets
Turbocharger Cartridge BMW 520d X3 120d 320d 420d 2.0d Turbo Core Billet wheel
Turbocharger BMW 530d / BMW X5 3.0d 160kw Upgrade Billet Turbo New