BMW Z4 2009-2016 Vertical Lambo Doors Kit VDCBMWZ40916

BMW Z4 Vertical Vertical Lambo Door Conversion Kit by Vertical Doors Inc. Part Number: VDCBMWZ40916 Includes:2 Gas Shocks2 Vertical Doors, Inc., Lambo Door Hinges (one for each side)All Mounting HardwareDirect "Bolt On" Hinge KitMade in the USA from Domestic Hardened SteelPatented in the USACompletely ReversibleMods Required  Vertical Doors, Inc. is the only manufacturer of Vertical Lambo Doors and ZLR Door Conversion in the USA. This is a vertical door kit for an BMW Z4 2009-2016 Vertical Lambo Door Conversion Kit made specifically for your vehicle. VDI manufactures only the best, highest quality, strongest, and most affordable kit for the quality. Our line-up includes all of the major vehicle manufactures. Our system is everything you need for a successful, reliable and cost effective conversion in a minimum amount of time. Vertical Doors, Inc., kits are proudly made and patented in the United States. Bolt-on kits made specifically for your vehicle.   Is it hard to install Vertical L