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.
The average cost for a Nissan Xterra Transmission Fluid Change is between $180 and $327. Labor costs are estimated between $132 and $167 while parts are priced between $48 and $160. Estimate does not include taxes and fees.