Something about Quad-Exit Exhausts that always appeal to the bigger bodied BMWs. Maybe its the symetry that they offer to the back end? Maybe its the aggressive nature? IMG_0106 Whatever it is, every seems to like the look and it is becoming ever more popular! This E60 we had in today is no exception. IMG_0108 Finished off with a set of twin, 3" inward rolled tips really completes the look of this 530D.