well thaks for teh reply i dotn know what car are u driving 20 bucks i ll take myc ar evry month than for an oil change i have a 1993 400 e and ot takes 8 1/2 quarts of oil one quart of synthethic oil do cost u around 5.50 so u can do the maths anyway that still didnt answer my question
thanks anywya
mani