Use pliers on the boot. Just do not pull on the wire itself. You can't damage the wire as long as you pull and clamp on the boot.

stock 1998 silver frost SVT E0 #1545 out of 6535 * K&N drop-in air filter * DMD * Koni's w/ stock springs * Autolite double platinum * Tranny cocktail * Mobil 1 Snyth Oil @ 60K miles