HPS Product Sheet | CJ-4 Product Sheet | CI-4 Product Sheet
Royal Purple Motor Oil delivers superior protection and improves performance in four-cycle gasoline and diesel engines. It increases horsepower and torque, saves fuels and reduces heat, wear and emissions. It has unsurpassed oxidation stability that allows for extended oil drains and fewer oil changes, which saves you time and money and reduces the impact on the environment.
Royal Purple’s motor oils are API certified.
Royal Purple’s performance advantages come from a blend of synthetic oils plus Royal Purple’s proprietary Synerlec® technology. Royal Purple Motor Oil is compatible with other mineral and synthetic motor oils. It’s available in 0W40, 5W20, 5W30, 5W40, 10W30, 10W40, 15W40, 20W50, SAE 30, SAE 40 and SAE 50 weights.
For improved performance in two-cycle engines, check out Royal Purple HP 2-C.
Unique Performance Advantages
- Greater Wear Protection
- Greatly Extends Oil Drain Intervals
- Superior Corrosion Protection
- Saves Fuel
- Reduces Exhaust Emissions
- Increases Horsepower
- Keeps Engines Clean
- Mates Engine Parts
- API Warranty Approved
- Will Not Harm Seals
- Environmentally Responsible