Goodridge sell different length hoses, you then buy the ends, whether they be straights/45's/90's, then buy the correct banjo's etc. It's an absolutely doddle.
Unfortunately there's no haynes type manuals. However, you can find copies of workshop manuals which usually carry a good price. But if there's anything you need a hand with, there's always plenty of advice on here.
Aisin will have made it under license to Toyota for so long. But once that license expires they can market them in the free market. Rest assured the quality will be the same.