Synthetic Blend Passenger Car Engine Oil for High Mileage Vehicles; Formulated with SealMax®

Phillips 66®Shield Defense Synthetic Blend Motor Oil is a premium quality, part-synthetic automotive engine oil specially designed to provide excellent engine protection for both turbocharged gasoline direct-injection, conventional gasoline fueled and flex-fueled passenger card and light trucks under all operating conditions with more than 75,000 miles. It also is recommended for use in lower mileage vehicles, including new cars under warranty.

Features & Benefits

  • Helps protect against low speed pre-ignition (LSPI) in turbocharged gasoline direct-injection engines (TGDI)
  • Meets ILSAC GF-5 requirements for new cars under warranty
  • Part-synthetic formulation provides enhanced protection against deposit formation and oil thickening, compared with conventional engine oils
  • Proprietary SealMax®seal conditioner helps recondition and revitalize engine seals to reduce oil consumption and leaks
  • Protects against rust and bearing corrosion
  • Low volatility for reduced oil consumption
  • Excellent low-temperature pumpability for protection during cold starts
  • Highly resistant to foaming
  • Helps maximize engine performance and minimize exhaust smoke
  • Formulated to protect turbochargers and emissions control system catalysts
  • Formulated for use in vehicles operating on ethanol-containing fuels up to E85


  • Turbocharged gasoline direct-injection, conventional gasoline-fueled and flex-fuel passenger cars, light trucks and sport utility vehicles, including gasoline-electric hybrids, especially those with more than 75,000 miles

Technical Details

Licenses & Approvals

Shield Defense Motor Oil is licensed for:

  • ILSAC GF-5 (SAE 5W-20, 5W-30, 10W-30)
  • API Service SN Plus with Resource Conserving (SAE 5W-20, 5W-30, 10W-30)
  • API Service SN Plus (SAE 10W-40)

Shield Defense Motor Oil meets or exceeds the requirements of:

  • Chrysler MS-6395 (Rev. T)
  • Ford WSS-M2C945-A (SAE 5W-20)
  • Ford WSS-M2C945-B1 (SAE 5W-20)
  • Ford WSS-M2C946-A (SAE 5W-30)
  • Ford WSS-M2C946-B1 (SAE 5W-30)
  • GM6094M (obsolete specification)
Additional Details
SAE Grade5W-20
Specific Gravity @ 60°F0.863
Density, lbs/gal @ 60°F7.18
Color, ASTM D15003
Flash Point (COC), °C (°F)218 (424)
Pour Point, °C (°F)-39 (-38)
Viscosity, Kinematic
cSt @ 40°C49.9
cSt @ 100°C8.6
Viscosity Index150
Cold Cranking Viscosity, cP6150
High-Temp/High-Shear Viscosity, cP @ 150°C2.6
Sulfated Ash, ASTM D874, wt %0.96
Total Base Number (TBN), ASTM D28968
Phosphorus, wt %0.077
Zinc, wt %0.085