The Peterbilt 379/389 Rear Air Cleaner Light Bar with Twelve LEDs is a practical and efficient solution for enhancing visibility on the road. With its clear lens flatline design, this light bar provides a sleek and modern look while ensuring optimal safety. The twelve LEDs offer bright and reliable illumination, making it easier for other drivers to spot your vehicle. This product is a must-have for Peterbilt 379/389 owners looking to improve their visibility and overall driving experience.