If the car's in good shape, you may skip the XMT3/XMT1 and just use the XMT360 to polish. Follow that with DGPS, then top with PS. Or vice versa, skip the XMT360 and use the XMT3/1 combo, DGPS, PS.
I just used the XMT360 for the 1st time yesterday and it cleans pretty well. It also leaves a...