How to be?
#5
If youre talking about the hard plastic piece on the end of the injector, that piece is not available separate from the injector. From Toyota you can buy either the injector, the bottom rubber boot that seals against the head, or the top oring. I have a set of stock injectors Id sell you for like $30 shipped if you want them. (Well provided youre within the Con. US)
#8
#12
They are called pintle caps and here is where you can buy them for our injectors:
http://injector-rehab.com/shop/Denso...Scion-Cap.html
http://injector-rehab.com/shop/Denso...Scion-Cap.html