How do you get the X2010 prototype and the X2010 Carbon?

[micky4646]

How do you get the X2010 prototype and the X2010 Carbon?

 

[micky4646]

Never mind, I found that you get the carbon if your gold the S. Vettel challange...

 

[GR1P_0082R]

They're both the same car. . .