Adjure offers many different types of bulbs such as colored light bulbs, Wizard headlight and fog light bulbs, Polar-G super white headlight bulbs and led bulbs. The CWB, WZD in our part number is only our designation for bulbs. The standard number of the bulb is the last numbers. If there is an A at the end that will signify amber, R-red, CA- chrome etc. If you have any questions please give us a call toll free at 888-966-9333