anyone using vortec SFMU?

just wondering if anyone is using the vortec SFMU? I was thinking about getting one. anyone with thoughts about it? thanks

everyone I know that uses them seems to like it. I can sell you a 10:1 FMU that came with my kit. xoru@hotmail.com

NO I have a FMU. I was asking about the SFMU, the one with 5 adjustabilities such as idle fuel pressure, max fuel pressure diffrent raise rates.