TROPHY Super D Full Synthetic CK-4 SAE 5W-40 engine oil is engineered for optimal fuel economy, wide temperature range performance and superior protection of all Tier IV and newer model year low emission engines and exhaust after treatment systems. Super D Synthetic has a unique, backward-compatible formulation that provides additional protection for older engines.

For operators of heavy-duty diesel engines in fleets, contractors, agriculture; and on- and off-highway engines operating in extreme temperatures. Also for diesel passenger cars and light trucks.