There is a type of 'accessories' use to prevent the spring to 'closed' up during the bounce cycle. It didn't help much on lifting the car though. Just give extra support for a short period of time. The best way is still used back your Original spring.Guys, need your expertise... If I have a set of springs and its getting too low... can I heighten it back, Iheard you can put some rubber to make it higher, is this true?