cobra s4 ??? help

i just got my s4 and it wont accelerate for s*** . does it get better after i break it in or what should i do??

my quattro is does not do that its fast from start .

chill out it will get better just hope you havent reved it too much in its break in period.. your only suposed to take it half throttle for the first 5 tanks of gas.. mine flies now but diddnt when i took it out of the box either