Here is the scenario. this is for my friend.
He has an 90supra with a 2jz in it, holset 40(spelling) turbo, with 1000cc, intercooler, aem ecu, hks sssq bov, dual walbro 255’s, fpr, 50mm hks waste gate. he is currently making 650+ WHP @ 26 psi.
Here is the issue. He has a 6 puck feramic...