Description
Maintaining consistent oil quality across multiple vehicles or track sessions is critical to engine longevity and performance. Royal Purple’s Duralec Ultra 10W30 synthetic formulation delivers superior film strength and thermal stability, protecting your engine under extreme racing conditions while minimizing viscosity breakdown. This three-gallon case ensures you’re never caught short during competition season or intensive testing.
- Synthetic 10W30 motor oil
- Royal Purple Duralec Ultra
- Three 1-gallon jugs
- Enhanced anti-wear protection
- Improved thermal stability
- Superior film strength
- Extended drain intervals
- MPN: 80456





