Beginning January 1, 2008, all tradesmen must complete continuing education in order to renew their licenses. Tradesmen with the trade designation of plumbing, electrical, HVAC, and/or gas fitting must complete continuing education.
The SilverStar zXe is a direct part replacement for standard halogen light bulbs. Although from appearance it may look slightly different, dimensionally it will be identical to what you are taking out of your car.
Lamps are typically identified by a code such as FxxTy, where F is for fluorescent, the first number (xx) indicates either the power in watts or length in inches, the T indicates that the shape of the bulb is tubular, and the last number (y) is the diameter in eighths of an inch (sometimes in millimeters, rounded-up to the nearest millimeter).