BMW M4 GT4 Style GRP Fibreglass Doors

BMW M4 GT4 Style Doors - Fibreglass FRP
 
BMW M4 GT4 style doors. 
 
These M4 GT4 style doors have been developed to save weight and have done a good job at that. The weight saving per door is approx 22kg.
 
OEM door weight approx:  30KG
GRP door weight approx: 7.9KG
 
The doors retain their hinges and handles, as well as having aninner and outer door trim.
 
In summary, the overall weight saving on both doors is a massive 44+KG.