The M4 appears in Need for Speed: No Limits as a Sports class car. Its starting rank is 514 PR and the blueprints are available in Underground Chapter 11: Easy Come, Easy Go.

The unique M4 F82 Razor is a sports class car that requires 20 rare blueprints of which can be found from various sources:

It becomes available as a loaner vehicle once entering the event and is unlocked after all 5 chapters of the event have been completed. The special variant is based on the BMW M3 GTR GT prominently featured in Need for Speed: Most Wanted, but it cannot be visually modified.

bad quality of the model :|