i get my redline from 3r auto racing and they have it in stock, in fact, i have to go there today..i called dave yesterday and asked more questions, it is avail. haven't updated their web site yet....he explained to me that d6 is thinner then d4 which is what my fords take...not to use d6 in my 98 fords......d6, as he explained, is a pre sheared so it doesn't shear in these new transmissions of GM's ( i don't understand that pre shear stuff)...fords answer is the mercon sp... i will look at the bottle today and let you know what it says on it iam curious..