Morimoto HID Ballast, 50-Watt AMP Style Connector, Universal Plug and Play Ballast with Fast Warm Up & Slim Design, Error Free, High Intensity Discharge / Xenon Upgrade (1x BL21)

OEM quality at an aftermarket price: with a longer warranty, enhanced weather resistance, digital internals, a small size, and convenient mounting brackets, the Morimoto 5Five ballasts are the 50W ballasts you've been searching for. TECHNICAL Accurate output varies no more than +/- .5W (true 50w) Fast warm-up time with their 6A SpeedStart Smart ECU senses problems and shuts off to prevent self-destruction Error-free when used with the standalone can-bus harnesses Modern updates include internal body ground and new mos-fet specs Dimensions Length: 90mm (3.55 inches) Width: 75mm (2.95 inches) Thickness: 20mm (.80 inches) Output Length: 30cm (12 inches)