ENEOS Super Diesel Semi-Synthetic SAE 5W-30 is a semi-synthetic motor oil. ENEOS Super Diesel SAE 5W-30 is a high-performance motor oil designed based on the base oils and the unique additive package ENEOS Nippon Oil (Japan) to ensure extra-high performance and protection of modern high-power diesel engines operating in the most severe conditions. Application. ENEOS Super Diesel SAE 5W-30 motor oil is intended for high-revving, four-stroke diesel engines of Japanese, European, and Russian manufacturers, including those with a turbocharger. Approvals and specifications: ACEA B2/B3/E2, API CG-4