power flex black series

[inpassing]

i am going to buy a new set of polly bushes for the wishbone. just wondering if its better to buy the new black range or the old purple range?


thanks guys

 

[loggyboy]

Blacks are 25% stiffer than the purple ones and are aimed at motorsport where vibration and comfort control are not an issue.
If you want all your other components as well as your fillings to fall out, best stick with purple IMO.