Shell Helix Ultra 5W40 SP Engine Oil is a premium full-synthetic motor oil formulated using PurePlus Technology to convert natural gas into a crystal-clear base oil that offers outstanding performance and cleanliness. Ideal for high-performance engines and vehicles under heavy loads, it offers excellent protection against sludge, wear and high-temperature oxidation. Approved by leading car manufacturers and exceeding modern API SP standards, it delivers exceptional engine responsiveness, enhanced mileage and long-term durability for both turbocharged and naturally aspirated engines.