Champs 2005 WRX Build. Open to suggestions to make more efficient/reliable/stronger

[Champ_WRX_77]

this list has all mods I can think of
- Turbo XS front mount intercooler and piping
- Cobb short ram intake
- Turbo XS RFL blow off valve
- BC coilovers - Camber plates and bolts
- Cobb Access Port V2 currently on a stage 2 tune
- Kartboy short shifter and bushings - Kartboy shift knob
- HKS catless downpipe
- Cobb lightweight main pulley
- Turbo XS catback exhaust
- Defi center gauge pod - Prosport gauges - boost, oil pressure, and fuel pressure
- NGK platinum spark plugs flaps
-OEM clutch and pressure plate installed at 95,000 miles
-Greddy turbo timer

Is it atleast not bad for a first time wrx lol?

[EJ257]

No need for multiple threads:
what else can i do to my engine??? 2005 WRX