I put $60 of Royal Purple 75w90 gear(not SM) and $50 for Jiffy Lube to put it in. It shifts great when warm and for some reason leaks thru vent tube now and then. I wish I had known there was an additive. I really would like the smooth shift all the time because its als a daily driver,
2011 GT 5.0 Manual, 3.73 Brembo, Grey, Steeda CAI, SCT 93 Steeda tune, Eibach 1.5 lowered, camber bolt, MichelinPSS 275, tinted, roush grill, MT DR's. AT flowmaster catback , 1/4 et 12.6.