Description
Royal Purple Duralec Ultra SAE 10W-30 Diesel Motor Oil
Duralec Ultra combines premium base oils with Royal Purple’s proprietary additive technology, Synerlec, to create a high-performance motor oil that optimizes engine performance and provides superior protection in rigorous on/off highway applications. Synerlec provides unsurpassed film strength and lubricity – up to 4X more than top competitors. In addition, advanced synthetic solvency reduces engine deposits and keeps engines clean. The net result is a better performing engine, with reduced downtime and lower cost of ownership. Royal Purple recommends for use in a variety of heavy-duty applications including commuting, over-the-road trucking, agriculture, construction and mining.
- Extraordinary performance in older generation, high-output diesel engines
- Maximum wear protection – up to 33% better than CK-4 requirements
- Improved cold flow operation and start-up protection
- Extended oil life – up to 40% better than CK-4 requirements
- Reduced oil consumption
Application Summary:
| Year | Make/Model |
|---|---|
| 1994-2001 | AM General Hummer |
| 1997-2000 | Chevrolet C3500 |
| 1996-2002 | Chevrolet Express 2500 |
| 1996-2002 | Chevrolet Express 3500 |
| 1994-2001 | Dodge Ram 2500 |
| 2003-2006 | Dodge Sprinter 2500 |
| 2009 | Dodge Sprinter 2500 |
| 2003-2006 | Dodge Sprinter 3500 |
| 2009 | Dodge Sprinter 3500 |
| 2003-2005 | Ford E-350 Club Wagon |
| 1995-1998 | Ford E-350 Econoline |
| 1995-2002 | Ford E-350 Econoline Club Wagon |
| 1999-2010 | Ford E-350 Super Duty |
| 2000-2003 | Ford Excursion |
| 1997 | Ford F-250 HD |
| 1999-2003 | Ford F-250 Super Duty |
| 2008-2026 | Ford F-250 Super Duty |
| 1999-2003 | Ford F-350 Super Duty |
| 2008-2026 | Ford F-350 Super Duty |
| 2002 | Freightliner Sprinter 2500 |
| 2004-2006 | Freightliner Sprinter 2500 |
| 2002 | Freightliner Sprinter 3500 |
| 2004-2006 | Freightliner Sprinter 3500 |
| 2002-2004 | Hummer H1 |
| 2006 | Hummer H1 |
| 2016-2019 | Nissan TITAN XD |
| 2019-2024 | Ram 2500 |
| 2019-2024 | Ram 3500 |






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