I paid 4500 for my whole D1-SC kit w/10 psi pulley. that included a 3-core intercooler, 255 lph in-tank pump, #42 injectors, but i had mine dynotuned at the shop for $600 and that included a SCT Xcal2 tuner. I would just be aware that it came off of their shop car and that was probrobly beat the...