Ground Control Coilover Conversions allow you to retain your factory dampers while offering variable spring rate options and adjustable ride height.
E8X / E9X / F8X / G2X / G8X WEIGHT JACK HEIGHT ADJUSTER KIT (PAIR)
$549.00 e9xjack-4
2020+ G8X M3 / M4 COILOVER CONVERSION KIT
$1,499.00 2047.12
E8X / E9X / F8X / G2X / G8X Static Rear Height Adjuster Kit (PAIR)
$349.00 E9X/F8XREARADJUST