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engine oil

  1. New Member Area/Introduction
    Anyone who has ever purchased motor oil has had to deal with SAE oil grades. These are the numbers and letters written on the oil bottle that denote its applicability for specific engine tolerances – SAE 30, or 5W20, for instance. However, the quest to produce vehicles that achieve higher fuel...
  2. General Hyundai Non-Model Specific Discussion
    Unprecedented noise occurs when a product with 100% PAO base is used. I wonder if it's my car's problem or if certain oils can be noisy. What do you think?