Okey doke lads from vevapower's thread on mainlube it kicked me into gear to do a full fluid change today Going the nulon path and gulf western for zf So first up put in the nulon old engine oil flush for 15min and then droped the engine oil and filter and replaced with a motorcraft oil filter and nulon 15/40 "orange" bottle semi syn oil $35 for 5ltrs and $15 for filter Then droped the diff oil, now I only had done the diff oil close to 20,000kms ago so I was supprised to see it coming out "