The $400 for Ground Control is for more than sleeves. It is an adjustable coilover kit that includes Eibach springs . . . just add shocks. Those unfamiliar with Ground Control may not know that.
Pic for reference:
The $400 for Ground Control is for more than sleeves. It is an adjustable coilover kit that includes Eibach springs . . . just add shocks. Those unfamiliar with Ground Control may not know that.
Pic for reference: