Toyota, Audi, VW, Seat, Skoda, Fiat, Lancia, Alfa Romeo, MINI, Chevolet, Suzuki, ...
Universal panel with 4 clips, can use to fix on 3 - 4 fixing points on all car brand that allow this round shap with external nearest 3 - 4 fixing points.
DIA 165 mm for speaker hole, with sponge included