Use fel pro head gaskets with ARP head studs, they'll hold pretty much anything you can throw at them.

Don't use L32 injectors. They have a funky connector. Just use the L67 ones and if you ever need to upsize injectors in the future it will be far easier.

You should also look into getting a fuel pump re-wire as the stock GT pump isn't as strong as a GTP pump.

PRJ carries the Racetronix harness, it's the good one