2g Lifters - knocking and ticking

[BKs50trimGST]

ok i'm running 17 psi right now, the knocking i never heard before even when i put in mobil1, when the car is cold the knocking isn't very noticeable, but when the engine get's warmer it gets louder.
MODS: 50 trim, FMIC and IC piping, Greddy Type S BOV, Dejon intake, o2 housing with dumptube, s-afc, porthane motor mounts, quaife lsd, 3" exhaust system, centerforce dual friction clutch, walbro 195, pte delphi 680cc injectors, palm'n'stein datalogger, boost/EGT gauge.