Originally posted by sidewayz
...you cant just "drain" your car and throw that stuff in there..there is still a/f left over. I wouldnt use it. unless I had a brand new long block.
While you have the right to do so, your recommendation is rather short-sighted. You have two distinct options in your scenario:
1. Engine flush via the methods in the top post and use whatever coolant you desire.
2. Use Peak Global Extended Life
, which is 100% compatible for Subaru vehicles as well as 100% compatible with all other fluid types.
P.S. You have PM