AMSOIL Signature Series 5W-50 100% Synthetic Motor Oil – 1 Quart (946 mL)

AMSOIL Signature Series 5W-50 100% Synthetic Motor Oil delivers industry-leading performance and protection for high-performance engines. Engineered with cutting-edge synthetic technology, this oil provides 75% more wear protection compared to standard oils, ensuring your engine stays cleaner, stronger, and more efficient over extended drain intervals.

Ideal for demanding applications, including sports cars, muscle cars, and high-output vehicles, this SAE 5W-50 grade oil maintains stability across extreme temperatures and harsh conditions. Trusted since 1972, AMSOIL’s Signature Series is designed to deliver up to 25,000 miles or one year of protection, whichever comes first.

Key Features:

• SAE 5W-50 viscosity grade

• 75% more wear protection than industry standard

• 100% synthetic formulation for maximum performance and longevity

• Protects up to 25,000 miles or 1 year (whichever comes first)

• Ideal for Ford Mustang Cobra, GT500, and other high-performance engines

• 946 mL / 1 U.S. Quart bottle

• Made in the USA

This premium oil ensures your engine runs stronger, lasts longer, and performs at its peak—even under extreme conditions.