Warren? Synthetic blend 5W-20 GF-5 motor oil is a premium quality, high-detergent automotive engine oil specially formulated to meet the stringent lubrication requirements of today's engines. High viscosity index group II and group III base oils combine with a carefully selected additive package to provide maximum protection against wear, rust, corrosion, oxidative thickening, acid formation, sludge and varnish deposits.
