4 Variations of Delta vortex generator for car.
It is effective when attached to the roof or corner of the vehicle. greatly reduces drag.
Make sure that the wide side is facing forward.

*recommends
1.If possible, use ABS.
2.Recommends to paint for durability because it is used outdoors.
3.For optimum effect, please keep at least 12cm from each center to the center.
4.Attach the wide side facing forward.
5.Usually the roof end~rear window start point is suitable.(like as mitsubishi lancer evolution.)

VG1.stl: 2 fin delta type with bottom plate
VG2.stl: 2 fin delta type without bottom plate
VG3.stl: 3 fin delta type with bottom plate
VG4.stl: 3 fin delta type without bottom plate

*My setting
material : ABS
Infill : 15%
Shell thickness : 0.8mm
Top/Bottom thickness : 0.8mm

supports/brim/raft: all disable