So...these kits are adapters/CVs/axles. If the CVs are poor and the rest of the bits are in good condition, why not just get some better CVs? They're cheap, compared to getting a whole new kit. Ran the Lobro parts (CVs and boots) with Matt's v1 adapters, no gaskets for the boots, never had grease escape, never developed play. Didn't have the miles on that some of you guys do, perhaps, but had 'em on for something like five years and haven't heard of any issues from the new owner.
Because when you spend a silly amount of money on a silly, trivial thing that will help you not one jot, you are demonstrating that you have a soul and a heart and that you are the sort of person who has no time for Which? magazine. – Jeremy Clarkson