2021 International LoneStar, Cummins, X15, 505HP, Eaton Fuller 12 Speed Endurant Transmission, Day Cab, , , Stock # 1268034 The International LoneStar is aerodynamically designed to maximize fuel efficiency while providing increased elbow, hip and legroom. Powered by the Cummins X15 505HP engine with the Eaton 18Spd automated transmission. With the largest dealer network in the country, you can rest easy being on the road. Call or come by Rush Truck Center – Akron and let one of our sales professionals tell you about any of our LoneStars in inventory as well as the great financing options currently available. Delivery available.