The Blackout 2008 and Newer Freightliner Cascadia Headlight Assembly is a practical and reliable solution for enhancing visibility on the road. This assembly includes both the driver and passenger side headlights, making it a convenient option for replacement or upgrade. Please note that bulbs are not included. Sold as a pair, this assembly requires H7 bulbs for low beam and H1 bulbs for high beam, ensuring optimal lighting performance. Improve your driving experience with this reliable and essential headlight assembly.