The Putco Lighting Nitro Blue 4000k 239006NB Halogen Bulb is a high-quality light bulb designed for car and truck owners who want a unique and stylish lighting solution. Made by Putco Lighting in Germany, this halogen bulb emits a bright blue light with a color temperature of 4000K, making it a great choice for enhancing visibility while also adding a pop of color to your vehicle. With a bulb fitment code of 9006 and a pack of 2 bulbs, this product is sure to provide a reliable and eye-catching lighting experience for your vehicle.