For people in the 'know' this onfo may be useful...
DUPONT MICROFICHE NUMBER: - X0827
To make 2litres the following 'tints' are required...
Tint Code / Quantity
94 / 4.06
5 / 4.45
2 / 4.66
27 / 4.75
20 / 4.83
155 / 9.09
165 / 19.17
I was told that this is for 2004> cars only.