Opel pulling out of DTM in 2006

[FourWheelDrift]

After next years DTM championships have finished Opel has announced it will pull out, citing restructuring of funds and reducing its annual structural costs by £350 million.

With the DTM being so popular but currently only have 2 manufacturers could another step in?

BMW? Possibly, they've been there before.

VW (Audi already there).

another?

Does it need 3 or more manufacturers?