Well lets get more information from you..
What mods do you have? hard pipe kit with a hks bov (full vent to air) and atp wastegate (i dont call that a mod tho)
Mileage? 84,500
Did all the codes happen in the same time frame? yes
Does your car smoke out the tail pipe? none that i can see from looking out the rearview mirror
What cuased you to blow the motor the last time? the kid before me blew the motor on a cold start then driving hard right after the start up (in the winter)
How much boost are you running?
my boost gauge says 7.5
p0303 - miss fire on cylinder #3(generally caused by bad coil packs, plugs, or wires)
p0300 - Random / Multiple Cylinder Misfire (generally the same as above but more then likely coil packs IMO)
p0117 - ECT(Engine Coolant Temperature sensor) circuit low imput (try cleaning the connections and maybe replace it)
VICS and VTS or whatever its called can get stuck but those generally toss out codes P0660 and P2006 if i remember correctly.