Originally Posted by
155lee
yeah,it is a 2 piece,it is a garret compressor and a no name housing.i want to get a .63 as that was what the tuner recommended over a .48.it is an msd chip so i think i can get it reprogrammed for a .63 housing.
you'll need to change the chip; the .48 and the .63 will flow different volumes, meaning the fueling wont be correct in the map/chip
if you dont change the chip, end result = blown motor