Shell Semi-Synthetic Engine Oil 10W-40 4L

Shell 10W-40 semi-synthetic engine oil combines mineral and synthetic base oils for reliable performance at an economical price point. Offers effective anti-wear and oxidation protection, plus enhanced engine cleanliness through advanced detergent-dispersant technology. Ideal for older and mid-mileage gasoline and diesel engines operating across broad temperature ranges. Maintains stable oil pressure, supports fuel economy, and reduces sludge formation. Meets API SL and ACEA A3/B3 specifications—recommended for passenger cars, light commercial vehicles, and conventional engines requiring robust yet cost-effective lubrication.