Mineral , semi synthetic or fully synthetic?

[baludoy]

Has anyone tried using Mag1 FS oil? Gorup base IV din ba ito?

i have. i currently use their 5w-30 variant paired w/ a baldwin oik filter. so far so good naman

paano ba malaman kung group 4 or group 5 siya?

ito nga pala specs niya: Product Details - Mag 1