I have a pair of Eibach 800lb springs to fit Gen 4 vipers 0800.225.0800 they will give a much softer ride for the street. email if interested here is the ebay auction http://www.ebay.com/itm/251959931715?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649
SOLD