i got this info from the koni website as well as the truechoice website. They're just like ground control's except fit for the koni yellow's perfectly.
i'm not sure if i need the entire kit, or do i just need the sleeves and
lower spring perch.
any help would be great

80.0000.0005 threaded sleeve koni/parts $21.25
80.0000.0006 linier spring pearch w/locking set screw koni/parts $18.75
80.0000.0007 25mm upper spring perch koni/parts $20.00
80.0000.0008 40mm upper spring perch koni/parts $20.00
80.0000.1 coil over kit 42mm koni/parts $65.00
80.0000.2 coil over kit with 40mm top perch koni/parts $65.00