DULUTH, MN (KDAL) - A jet powered semi truck will be among the featured acts at this summer's Duluth Air Show. The truck called "Shockwave" will roar down the airport runway at speeds up to 375 miles per hour. The "Shockwave" features three jet engines and has more than 36 thousand horsepower. This will be the first time the jet powered truck has appeared in Minnesota. The Duluth Air Show is scheduled for August 23rd and 24th at Duluth International Airport.