AMSOIL Signature Series 10W-30 Synthetic Motor Oil - 1 Gallon
- 75% more engine protection against horsepower loss and wear.
- 50% more cleaning power vs. AMSOIL OE Motor Oil
- Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
- 28% more acid-neutralizing power than Mobil 1.
- Trusted by professional engine builders
- Guaranteed protection for up to 25,000 miles or 1 year