Originally Posted by Vic55
Please post the vids of the stock M5 vs the stock CLS with the PP.... the M5 wins by 3 lengths.
I have/had two tune M157 Benz engines- the tunes make the cars crazy fast. I expect no different when we start seeing the F10 M5 tunes.
I expect tune only vs tune only, the Benz will pull.
Benz just left more on the table for tuners.