I'm planning to do some trailer towing in my 2010 2.5 cvt OUTBACK. I'm thinking of going to Shell Rotella synthetic 5W-40 to have a more durable oil for the heavy duty application of trailer towing as well as good cold weather starts which are important here in the FROZEN TUNDRA of Wisconsin...
Hi,
I've searched and read the various discussions about the optimal oil for the 2.5 but I couldn't determine a specific recommendation. Other than Subaru oil, what's the one that seems to make this engine happiest?
I've been a regular Mobil 1 user on our EJ25 but there seem to be a lot of...