Bmw / Shell / Pennzoil
Platinum Pennzoil Full Synthetic Motor Oil*– With its proprietary PurePlus™ formula, Pennzoil Platinum synthetic motor oils convert natural gas into a mixture that creates cleaner pistons and a smoother functioning engine is their claim. So, they at least share what Base Stocks they use, Group III, not Group IV, so can claim “synthetic” but also focus a lot on additive technology.
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Look at the total package NOT just what base or Grp. Redline is Grp V so why not use that?
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BMW oil is a blend of Grp III & IV and is Excellent --
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