API CD | Automotive | Engine Oil | Rail | SAE 40 | Shell Caprinus HPD 40 – Railroad Diesel Engine Oil
API CD | Cylinder and System Lubes | Engine Oil | Industrial | Marine | SAE 30 | Shell Shell Melina – Multifunctional Lubricant for Low Speed Marine Diesel Engines
API CD | Cylinder and System Lubes | Industrial | Marine | SAE 20 | SAE 30 | SAE 40 | Shell Shell Melina Oils – Multi-Purpose Marine Diesel Engine Oils
API CD | API SF | Automotive | Diesel Engine Oil | SPC SPC SDM 705 – Premium Quality Diesel Engine Oil