Description
Heavy-duty engines demand oil stability across extreme temperatures and extended drain intervals—Lucas Oil’s Synthetic H/D Oil Stabilizer reduces viscosity breakdown and wear in high-stress applications. Whether you’re running a diesel truck, racing engine, or industrial equipment under sustained load, this additive maintains film strength when conventional oils fail. A case of 12 quarts ensures you can treat multiple oil changes and keep critical systems protected year-round.
- Synthetic formulation
- Heavy-duty stabilizer
- 1 quart per bottle
- 12-bottle case
- Reduces viscosity breakdown
- Extended temperature range
- Improves film strength
- MPN: 10130






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