Ford Mazda Lincoln AWF 21 TransGo Transmission Shift Kit SKAWF21. SK AWF21. Fits "Aisin Warner TF 81SC" 2005-2006 Ford Fusion & 500, 2005-2006 Mazda 6, 2006 Lincoln Zephyr, 2006 Mercury Milan, and 2005-2006 Mercury Montego. Includes (2) drop in Solenoid Regulator valve assemblies, TCC/Lock Up Boost valve assembly and parts for renewing Pressure Control Solenoids. Convenient drop in valves!Addresses Rough shifts, Bump-Bump downshifts above 30 mph hot and Part throttle downshift bang; Flares during up-shifts & kick-down, rough coast downshifts, NO pressure rise, TCC slip/shudder and overall Poor shift quality. Improves and restores correct drivability with added durability.