OPTiX Intermediate Car Maintenance KitOPTiX Car Maintenance Kit The OPTiX Car Maintenance Kits aim to provide the individual with a kit of OPTiX products that will suffice in maintaining their car. These kits come in three levels; entry level, intermediate and a master collection. The level of the kit determines what you get in the kit and what size the bottles come in. Everything You Will Need Our OPTiX Car Maintenance Kits will provide you with everything you need from washing the car