Engine Guard products are premium quality high detergent motor oils blended by Phillips 66. Engine Guard is specially formulated to provide a high viscosity index, utilizing a select additive package that provides outstanding protection against wear, rust, corrosion, oxidative thickening, acid formation, sledge and varnish deposits.

  • Recommended every 6,000 miles
  • For vehicles requiring full synthetic or need the extra protection of a 100% synthetic oil
  • Enhanced performance benefits at extreme temperature compared with conventional engine oils
  • Outstanding resistance to viscosity and thermal breakdown at high temperatures
  • Excellent low-temperature pumpability for protection during cold starts

Remember, you always…