H&R VTF Adjustable Lowering Springs Kit - F80 M3 Sedan 2015-18 (23003-1)Product Description H&R VTF Adjustable Lowering Springs Introducing the perfect answer for cars equipped with electronic shocks. H&R VTF Adjustable Lowering Springs are sport springs with more more lowering, more features, more personalization. Lower your vehicle with world renowned H&R Sport Springs and have the advantage to fine tune lowering to your own taste. Adjustable down to the micro millimeter and with an average lowering range of 0. 30 2. 7