I HAVE NOTICED THAT THE SOUND COMING FROM THE ENGINE IS DELAYED KINDA, ALMOST LIKE ITS NOT GETTING ENOUGH AIR AT THE RIGHT TIME . MY CAR WILL HAVE A HARD TIME ACCELERATING AND IT WILL HIT HIGH RMPS THEN SHIFT. I HAVE TO JUST SLOW DOWN BEFORE THE SHIFT CAUSE SOMETIMES IT SCARES ME. I HEAR A TICKING SOUND SOMETIME BUT THAT COULD BE MUSIC. MY BREAKS ARE REALLY TOUCHY AND SOMETIME SEEM TO HAVE NO TRACTION WHEN I NEED IT MOST. ALL THESE THINGS HAPPEN WHEN I AM DRIVING. WHEN I AM TRYING TO ACCELERATE OR BREAK I CAN FILL SOME KIND OF PULL FROM BEHIND THE CAR.