Fall-Line Motorsports Lower Coil Over Camber Arm + Shim Set - G8X | F8X | E9X M3*NOTE: ONLY FOR CARS WITH TRUE REAR COIL OVER CONVERSION* Best of the best. Fall Line Motorsports has taken everything they've learned in manufacturing over the last decade to create an ultra high end interpretation of the G8X F8X M2 M3 M4 and E9X M3 lower camber arm. Fall Line's bespoke version discards the deformation prone stamped steel arm that includes a provision for the rear coil spring in favor of 5 axis CNC machined, billet aluminum that