MMX BMW M2/M3/M4 Height Adjustable Sport Spring Kit (F80/F82/F83/F87)MMX height adjustable sports lowering springs for the BMW F80 M3, F82 M4 and F87 M2 give you a fully customisable ride height adjustment. So however you want your car to sit, this Height Adjustable Spring kit allows you to infinitely fine tune heights front and rear until you reach your ideal stance. By retaining the OE dampers, whether fixed or adaptive, this solution costs much less than upgrading to coilovers does yet with the reassurance of