go to any good motorfactors and tell them what car and they will give you oil, filters and a flush .... i myself flush engine out with diesel.....after i drain oil replace sump nut pour your flush in to were oil goes put oil cap on and then start car .let it run for 2 to 3 mins switch off engine and remove sump nut to drain flush ......make sure not to over thighten sump nut as it is metal too metal and it is very easy to do best of luck hope i helped
bj
April 2009