COASTAL SAE 30 MOTOR OILS are high detergent single grade lubricants designed with detergent dispersant additives for gasoline engines. A blend of high viscosity index mineral oils combined with a carefully selected additive package provide excellent protection against wear, rust, corrosion, oxidative thickening, acid formation, sludge and varnish deposits. API SP helps prevent pre-ignition and wear and provides improved cleanliness and fuel economy. Meets or exceeds API Service SP and all previous categories. Check owner’s manual for proper SAE grade and API Classification.