Car in question: 2019 Subaru Ascent, FA24F, about 30K on it.
I’ve been running M1 ESP 0W-30 for the last oil change on it. Car is used primarily for road trips. Saw that Walmart carries M1 ESP 0W-20 X2 now so it’s a paralysis by analysis debate now. This engine is hard on oil - long timing chains, and it’s somewhat power dense. Oil dilution is a common thing and the usual Japanese “0W-xx recommended for optimal fuel economy and easier starting but thicker oils protect better” is in the...
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I’ve been running M1 ESP 0W-30 for the last oil change on it. Car is used primarily for road trips. Saw that Walmart carries M1 ESP 0W-20 X2 now so it’s a paralysis by analysis debate now. This engine is hard on oil - long timing chains, and it’s somewhat power dense. Oil dilution is a common thing and the usual Japanese “0W-xx recommended for optimal fuel economy and easier starting but thicker oils protect better” is in the...
Read more