Mobil1 OW/20 is finally available in the five quart jug at my local Wal-Mart. I am currently using 0w30.
Is a 20 wt back spec'd for a 2005 Impala (3400 V6, 95% highway miles, 150 miles per day round trip)?
Is a 20 wt back spec'd for a 2005 Impala (3400 V6, 95% highway miles, 150 miles per day round trip)?