http://forums.mbworld.org/forums/showthread.php?s=&threadid=12869
if you already have a pulley, you can just get the ecu upgrade. contact renncpe (randy) w/ any questions at http://www.brumosrenntech.com/contact.html
if you already have a pulley, you can just get the ecu upgrade. contact renncpe (randy) w/ any questions at http://www.brumosrenntech.com/contact.html
