I have the Crower 15512. My added mods are 3-bar GT40s, stock Explorer upper and lowers with internal EGR, BBK 70mm TB and EGR, C&L 76mm MAF, Explorer injectors in video (has 24 lbs injectors now), 1.7RRs, MAC equal length shorties (DEI header wrapped), MAC 2.5 ProChamber with Magnaflow cats added, MAC 2.5 ProDumps with Flowmater LX tailpipes.