Originally posted by "ZDriver96"
A viper runs X/50/x on the back and X/40/x on the front because it needs the extra sidewall to help it hook better....
wrong way off, a viper comes with:
Original Equipment Front 275/35-18
Original Equipment Rear 335/30-18
and also i wouldnt waste my time putting NAAAWWWZZZZ on a 3 series, unless it was an M3.