Lucas Oil Stabilizer 1 Gallon — Engine & Transmission Oil Additive

Professional-Grade Engine Protection in a 1-Gallon Value Size

Lucas Oil Stabilizer is a 100% pure petroleum oil supplement — the #1 choice in the heavy-duty and high-performance industries. The 1-gallon size is ideal for fleet operators, mechanics, and enthusiasts who rely on consistent engine protection across multiple vehicles.

How It Works

Lucas Oil Stabilizer raises oil viscosity and coats metal surfaces with a durable lubricating film that stays in place even after shutdown. It safely blends with all petroleum-based products — conventional motor oil, synthetic oil, ATF, gear oil, and mineral oil — with no risk of chemical incompatibility.

Key Benefits

• ✅ Eliminates dry starts and reduces cold-start engine wear
• ✅ Extends oil life by at least 50%
• ✅ Stops smoking, knocking, and excessive oil consumption in worn engines
• ✅ Raises oil pressure and lowers operating temperatures
• ✅ Controls noise, heat, and wear in manual transmissions and differentials
• ✅ Stops oil leaks in engines and gear boxes
• ✅ Resists thermal breakdown under extreme conditions

Where to Use It

• Engines: Add at every oil change (20% of total oil capacity)
• Transmissions & Differentials: Mix with gear oil to reduce heat and extend fluid life
• ATF Systems: Compatible with automatic transmission fluid
• Fleet & Commercial Use: One gallon treats multiple vehicles — cost-effective for shops and fleets

Proven Performance

Developed and perfected through thousands of hours of laboratory and field testing. Lucas Oil Stabilizer is trusted by professional mechanics and fleet managers who demand reliable, long-lasting engine protection.