the last few months. You may want to check out Tein or Tanabe for other linear rate spring choices. I know there are a few other brands that make linear rate springs for the Z but I cant seem to remember them at the moment.
"Losers always whine about doing their best, Winners go home and screw the prom queen"
-Sean Connery
"The sports car's sole purpose is to entertain the driver, and one very lucky passenger."