ENGINE OILS

Phillips 66® has everything it takes to provide confidence and protection. We maximized fuel economy and wear protection.

GUARDOL ECO® DIESEL ENGINE OIL

Phillips 66® Guardol Eco Diesel Engine Oil, formerly known as Firebird Heavy Duty EC,...
GUARDOL ECT® SYNTHETIC BLEND DIESEL ENGINE OIL

Phillips 66® Guardol ECT (Emission Compatible Technology) Synthetic Blend Diesel Engine Oil is a premium...
GUARDOL EURO® FULL SYNTHETIC DIESEL ENGINE OIL

Phillips 66® Guardol Euro Full Synthetic Diesel Engine Oil, formerly known as Triton Euro,...
GUARDOL FE® FULL SYNTHETIC DIESEL ENGINE OIL

Phillips 66® Guardol FE (Fuel Economy) Full Synthetic Diesel Engine Oil, formerly known as...
GUARDOL FE® SYNTHETIC BLEND DIESEL ENGINE OIL

Phillips 66® Guardol FE (Fuel Economy) Synthetic Blend Diesel Engine Oil is a premium...
GUARDOL FLEET EC® DIESEL ENGINE OIL

Phillips 66® Guardol Fleet EC (Emission Compatible) Diesel Engine Oil, formerly known as Fleet...
GUARDOL TT™ DIESEL ENGINE OIL

Guardol TT™ Diesel Engine Oil is a high-quality API CK-4 engine oil developed for...
GUARDOL XT® FULL SYNTHETIC DIESEL ENGINE OIL

Phillips 66® Guardol XT Full Synthetic Diesel Engine Oil is a premium quality, full-synthetic...
GUARDOL® NG-D

Phillips 66® Guardol NG-D is a high-quality synthetic blend, dispersant-detergent engine oil specially designed...
HEAVY DUTY DIESEL ENGINE OIL

Phillips 66® Heavy Duty Diesel Engine Oil is a high-quality universal fleet engine oil...
POWER-D® ENGINE OIL

Phillips 66® Power-D Engine Oil is a premium quality universal fleet engine oil designed...
POWER-D® ENGINE OIL 15W-50

Phillips 66® Power-D Engine Oil is a premium quality synthetic blend universal fleet engine...

ENGINE OILS

GUARDOL ECO® DIESEL ENGINE OIL

GUARDOL ECT® SYNTHETIC BLEND DIESEL ENGINE OIL

GUARDOL EURO® FULL SYNTHETIC DIESEL ENGINE OIL

GUARDOL FE® FULL SYNTHETIC DIESEL ENGINE OIL

GUARDOL FE® SYNTHETIC BLEND DIESEL ENGINE OIL

GUARDOL FLEET EC® DIESEL ENGINE OIL

GUARDOL TT™ DIESEL ENGINE OIL

GUARDOL XT® FULL SYNTHETIC DIESEL ENGINE OIL

GUARDOL® NG-D

HEAVY DUTY DIESEL ENGINE OIL

POWER-D® ENGINE OIL

POWER-D® ENGINE OIL 15W-50

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