I plan to mix 1 qt of Amsoil Signature Series 5W-30 with 5 qt Mobil 1 EP 5W-30. Purolator Boss Oil filter. 2017 Impala Premier next oil change after running Pennzoil Platinum currently. Thoughts?
I have been using the AC/Delco OEM filter. Will the Boss perform better?
Impala Premier. 85000 miles
