[Jyjohn]

What is the name of the maker of this product ?
http://www.kdmstuff.com/shop/step1.php?number=648



and, is it bad to install a coilover from an aftermarket product maker and a spring from a different one ?

 

[orkan]

the maker is hyundai i think they are the brakes of a XG.

coilovers already have springs on it?
you can use different brand springs and struts together if u are asking it