There's also a full coilover kit (adjustable damper/adjustable ride height) available from LEDA suspension... I just bought Eric G's kit, should have it installed in a couple of weeks... Check out the LEDA link in the Links and Reviews section.

99 SVT #2336
Silver Frost/Midnight Blue.
Leda Coilovers.
K&N Drop-In Air Filter.
Quaife ATB Differential.
B&M Short Shifter.
PIAA Superwhite 9005 + 9006.
Dyno Proven: 180hp/164lbft.