For Savory substitute thyme (stroner flavor) or thyme with a little sage or mint.
1 Flushing a transmission with a pressurized machine can cost $125-$300 or more, and may include pushing a special cleaning compound through the system. 2  The power flush process typically replaces all of the transmission fluid, and can require 12-22 or more quarts.
1 One type of vehicle specific automatic transmission fluid can cost as much as $15 more per quart than another type of fluid.  The Shop; Labor rates at the transmission shop the customer chooses to have the transmission flushed.