The following components were added: -Audio System HX 165 Phase (Front) -Audio System HX 165 Dust (Heck) -Audio System Xenion 12 Bass (Replacement wheel chuck) -Audio System Twister F4-240 -Audio System Twister F2-450 -Exide Gell Battery -1 Farad Cap The brackets for the 16s in the doors are self-designed and laminated.The recordings for the tweeters are turned from aluminium and anodized (special production of audio system). velvet body was insulated with about 35Kg bitumen. The sub is installed in a closed 30 liter housing in the spare wheel pit. The 16 for the rear seat was in the reinforced original places. The system was fully designed on sound and not on volume or excessive sound pressure. Would you like to hear what you think of this installation?