VIDEO: Which BMW M5 sounds best -- E39, E60 or F90?
Does the E39 M5 wheels fit the E60? - - Forums
Feedback on owning both the E39 & E60 at the same time?
This 2001 Low-Mile BMW E39 M5 Is the Ultimate Go-Fast Sedan - autoevolution
Why is the E39 M5 Still Considered the Perfect M5? - BimmerFile
BMW E60 M5–The Power of Ten – VALT