Phillips 66 Lubricants

76 Firebird Heavy Duty EC 15W40

76 Firebird Heavy Duty EC 15W40 engine oil from ConocoPhillips has been upgraded to meet lubrication requirements of the 2007 and later model year, low-emissions diesel engines equipped with exhaust aftertreatment devices.

  • Made from re-refined base oils and a tailored, low SAPS (sulfated ash, phosphorus and sulfur) additive
  • Back serviceable for use in pre-2007 engines
  • Provides optimal soot control and wear and corrosion protection, as well as enhanced oxidation resistance and thermal stability

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