Mobil 1 0W-50 Full Synthetic Racing Motor Oil - 1 Quart (Case of 6) Helps protect engines even during grueling racing applications. Boosted levels of anti-wear protection - well beyond those of ordinary automotive oils Helps deliver exceptional high-temperature protection, even at temperatures in excess of 400F (204C). Provides faster flow to critical engine parts at low temperatures. Helps reduce oil breakdown and help to extend engine life, even under some of the most extreme conditions.