hi to one and all just finshed cleaning the ztt used a product called mantis car cleaner from jml i bought it on a trip to focus anyway i have to say the results are very good gives the xpower grey a real high gloss finish .this is a waterless cleaning product devolped 4 use in aussie land where a lot in a lot of places using water to wash your pride and joy is banned due to the lack of water.i was not brave enough to do that washed it 1st very good just found that asda will be stocking it so will pay them a visit soon to stock up