You may be able to save a number of dollars by performing an exhaust leak repair yourself. However, if you don’t have the time or inclination to do this repair yourself, there are a variety of factors that will affect the cost of the repair. First, is the cost of shop labor. Many shops in larger cities charge as much as $100 an hour for labor and will charge a minimum of one hour. Then you may have the price of parts. The average exhaust repair will most likely run between $200 and $300.