Porsche 911 /996 speedster humps.
These allow you to convert convertible model to full speedster look and are fitted without any modifications to car.
The 2 rear sections join together and slip under the tongue cover.Front section slides in and is held in place by the wind diffuser inserts.
The are based on this design but with closer style to original car but fitted the same way as shown in video and also at a lower cost
Also storage bags available at extra £100 if needed