replacment turbo

New here and this is my first post.:dunno: Need help with my 2006 6.0 turbo delima. The ford Garage (under Warranty at 30K) put a "Remanufactured" turbo on without telling me. Now I'm at 130K and need to either rebuild the turbo or get another one. Rumor is it's risky rebuilding a remanufactured...