You need a Walbro LPFP upgrade. Runs $185. Also a Tmap sensor upgrade. Injectors and HPFP is fine otherwise.
So far i haven't heard of busted auto trannies, but Level 10 sells a kit that strengthens it to 700 hp.
Audio: Jehnert Flatline speakers, Mobridge M1000 DA2 prepro, Helix P-DSP, Zapco Z-150.6 amp, CIC iDrive upgrade
Performance: Cobb Pro Tune, AR Downpipes, ER FMIC/CP, DCI, RB turbos and inlets, KW V2 coilovers, Fuel-It Stage 2 pump w Ported fuel rail, Mfactory LSD