I started off with the straight Ford "honey", but shifting was worse than with the Mobil1 / FM cocktail.

I since added 2 oz. of FM to the Ford fluid, and shifting is much better than it ever was with the cocktail.

Hope this helps.

1999 Red / Tan SVT #1969 of 2760 Built 4/21/99 K&N, DMD, FMS Wires, ES Insert / Bushings, PF End Links 17" FSVT 5-Spokes Factory Spoiler 35% Tint All Around