Chevron Supreme Motor Oil SAE 10W-40 is a quality conventional motor oil designed to protect against harmful deposits, sludge, and contamination in automotive engine applications. This case contains 12 one-quart bottles of conventional motor oil formulated with quality base oils and cutting-edge additives.

The oil keeps engines clean through superior sludge prevention and limits deposit formation better than industry standards. It provides excellent three-way catalyst protection and reduces friction-related wear up to 25% better than GF-7 limits. The formula helps prevent Low Speed Pre-Ignition (LSPI) in turbocharged direct-injection engines while maximizing catalytic converter life and emissions control system performance.

Suitable for both new and high-mileage cars, as well as turbocharged and naturally aspirated engines. Meets or exceeds API SQ specifications and is recommended for older engines specifying legacy API specifications including SN Plus, SN, SL, SJ, SG, and SF. Also suitable for lawnmowers, forestry equipment, construction equipment, snow blowers, and other four-stroke engines. Product manufactured in the USA and El Salvador.