Oilly smoky turbo

[JASGTI]

Hi people , my have slight turbo problem on its way but with just buying my first house it's not the best time, it's a 57 pâté gti with so far a forge twin take , forge twin cooler, auto tech hpfp , tbe , and a map, what else do I require to go to the next stage ? So far Im thinking k04s , s3 injectors ......