yeah it doesnt matter if its an import or not, if the uk has an equivilant spec model then the mot tester would just use that, other wise he would follow the diagram from that book, when i worked in a garage the immisions test machine we used had all the information on it, so you would put all the information of the car into the system such as the year make and model and it would decide the test for you, in this case it would require a basic cat test for the car as it wouldnt be on the database and is older than a M reg car so he has no argument really, if it was an older gt then yeah, no ca