Royal Purple
RLP Motor Oil - Duralec Ultra Diesel
$116.97
SKU: 80561 · Oils & Chemicals
Product Details
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.Vehicle Fitment 54 applications
Chevrolet (9)
- 1997–2000 C3500 5.7L V8
- 1997–2000 C3500 6.5L V8 Turbocharged
- 1997–2000 C3500 7.4L V8
- 2002–2006 Silverado 2500 HD 6.0L Vortec V8
- 2002–2006 Silverado 2500 HD 6.6L V8 Turbocharged
- 2002–2006 Silverado 2500 HD 8.1L V8
- 2002–2006 Silverado 3500 6.0L Vortec V8
- 2002–2006 Silverado 3500 6.6L V8 Turbocharged
- 2002–2006 Silverado 3500 8.1L V8
Dodge (12)
- 1994–1996 Ram 2500 5.2L V8
- 1994–2001 Ram 2500 5.9L Cummins Diesel
- 1994–2001 Ram 2500 5.9L V8
- 1994–2001 Ram 2500 8.0L V10
- 2003–2010 Ram 2500 5.7L HEMI V8
- 2003–2009 Ram 2500 5.9L Cummins Diesel
- 2003 Ram 2500 8.0L V10
- 2003–2009 Ram 3500 5.7L HEMI V8
- 2003–2008 Ram 3500 5.9L Cummins Diesel
- 2003 Ram 3500 8.0L V10
- 2007–2010 Ram 2500 6.7L Cummins Diesel
- 2007–2010 Ram 3500 6.7L Cummins Diesel
Ford (25)
- 1997 F-250 HD 5.8L V8
- 1997 F-250 HD 7.3L Power Stroke Diesel
- 1997 F-250 HD 7.5L V8
- 1999–2010 F-250 Super Duty 5.4L Triton V8
- 1999–2010 F-250 Super Duty 6.8L Triton V10
- 1999–2003 F-250 Super Duty 7.3L Power Stroke Diesel
- 1999–2010 F-350 Super Duty 5.4L Triton V8
- 1999–2010 F-350 Super Duty 6.8L Triton V10
- 1999–2003 F-350 Super Duty 7.3L Power Stroke Diesel
- 2000–2005 Excursion 5.4L Triton V8
- 2000–2005 Excursion 6.8L Triton V10
- 2000–2003 Excursion 7.3L Power Stroke Diesel
- 2003–2005 Excursion 6.0L Power Stroke Diesel
- 2003–2007 F-250 Super Duty 6.0L Power Stroke Diesel
- 2003–2007 F-350 Super Duty 6.0L Power Stroke Diesel
- 2008–2010 F-250 Super Duty 6.4L Power Stroke Diesel
- 2008–2010 F-350 Super Duty 6.4L Power Stroke Diesel
- 2011–2022 F-250 Super Duty 6.2L V8
- 2011–2026 F-250 Super Duty 6.7L Power Stroke Diesel
- 2011–2022 F-350 Super Duty 6.2L V8
- 2011–2026 F-350 Super Duty 6.7L Power Stroke Diesel
- 2020–2026 F-250 Super Duty 7.3L Godzilla V8
- 2020–2026 F-350 Super Duty 7.3L Godzilla V8
- 2023–2026 F-250 Super Duty 6.8L V8
- 2023–2026 F-350 Super Duty 6.8L V8
Hummer (2)
- 2003–2004 H1 6.5L V8 Turbocharged
- 2006 H1 6.6L V8 Turbocharged
Ram (6)
- 2011–2018 2500 5.7L HEMI V8
- 2011–2018 2500 6.7L Cummins Diesel
- 2011–2018 3500 5.7L HEMI V8
- 2011–2019 3500 6.7L Cummins Diesel
- 2014–2018 2500 6.4L HEMI V8 (392)
- 2014–2019 3500 6.4L HEMI V8 (392)