Signature Series cleans up the competition In general, the higher an oil’s TBN, the better its ability to neutralize contaminants such as combustion by-products and acidic materials. Higher TBN oils neutralize a greater amount of acidic material, which results in
These technologies are here to stay
From the Presidents – AMSOIL Leads We’ve written a lot about direct fuel injection, turbochargers and variable valve timing in AMSOIL Magazine over the past year, and for good reason. These technologies are here to stay, and they’re also really