Comments by "Adam Hayden" (@adamhayden5152) on "Is “High Mileage” Motor Oil Safe? Let’s find out! Mobil 1 vs Mobil 1 High Mileage; SuperTech vs STHM" video.

  1. I use amsoil signature series and their filter also. I’m switch all my cars fluid to amsoil. Diff, coolant, oil, brake fluid, everything…
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