Yep, it has a thick, rubber O-ring in the top of the boot. Just work it down and it will slip off the groove around the base of the OEM knob. You will be surprised how heavy the OEM knob is.
__________________ 2006 Black, GT, spoiler delete, IUP, five speed, leather, custom welded straight pipes with resonators, Saleen short-shift adapter, sequential turn signals, custom anodized aluminum Longacre ventilated shift sphere. Spydershaft one piece aluminum driveshaft, w/ Spicer 1330 U-joints, Steeda UCA and LCAs. bye bye wheel hop, hello traction! SCT XCalII, BBK CAI.
*I hope to die peacefully, in my sleep, like my grandfather. Not screaming in terror, like his passengers.* | 
Removing Shift Knob from Top of Boot 
