06/03/2026
🚨 COMING SOON: The Next Evolution of AMSOIL Signature Series® 🚨
The benchmark for synthetic motor oil protection is getting even better.
After extensive real-world testing, AMSOIL is introducing the next generation of Signature Series Motor Oil, engineered to deliver unmatched protection, performance, and longevity for today's most demanding engines.
🔥 Proven in the Real World
The new Signature Series was validated in a 2025 Ford F-150 Raptor equipped with the High-Output 3.5L EcoBoost® engine, serving as the 125,000-mile durability test mule.
The results?
✅ Maintained horsepower and torque after 125,000 miles
✅ 4X better protection against LSPI (Low-Speed Pre-Ignition) after 25,000 miles of use
✅ 72% better piston cleanliness than industry standards
✅ 2X better volatility control to help reduce oil consumption
✅ 0% oil screen plugging in a 125,000-mile sludge prevention test
Whether you're towing, hauling, off-roading, commuting, or pushing your vehicle to the limit, the new AMSOIL Signature Series is built to provide maximum protection and extended drain intervals that save time, money, and maintenance.
🏁 Tested in a 2025 Ford F-150 Raptor. Proven over 125,000 miles. Ready for whatever you drive.
📅 Available this month from House of Syn.
🔗 Learn more and shop the complete Signature Series lineup:
https://www.amsoil.com/c/gasoline-motor-oil/3/?q=%3Arelevance%3AprotectionLevel%3ASignature%2BSeries&pageVisible=list_view&text=&sort=relevance&pageSize=20&zo=5629766
📩 Send us a message with any questions or for product recommendations based on your vehicle.