Diesel Truck Idling Sleep Sounds - 10 Hours

10 Hours of Diesel Truck Idling Sleep Sounds. Some people find the sounds of engines to be very relaxing sounds. The drone sounds of a diesel truck while idling may be just what you need to help you relax into a quick nap or deep relaxing sleep. Get the 90 minute version here: https://gumroad.com/l/KLtQ