A standard 3,000-mile oil change gets you coast to coast.
The AMSOIL 25,000-mile oil change takes you around around the world.

Designed by lubrication experts; tested using real-world and industry-accepted practices. The Evinrude E-TEC marine motor generates more power, yet requires less oil, inviting deposits and wear. Installed in a 250-hp E-TEC motor, HP Marine delivered outstanding performance and protection. Marine E-TEC Field Study Complete Results