Ruby Fieldmaster

Cenex Ruby Fieldmaster is the diesel choice that puts you miles ahead. Ruby Fieldmaster is specifically formulated for the rugged demands of today's high-powered, heavy-duty diesel engines.

You can count on its complete, quality, balanced additive package to deliver:

• More power- for heavy duty vehicles like off-road construction equipment
• Improved fuel efficiency
• Protection against wear and corrosion
• Reduced maintenance cost
• Quicker, more fuel-efficient starts

 Ruby Fieldmaster maximizes engine power, improves fuel economy and protects your engines for less maintenance and longer life. Why choose a standard diesel when you can invest in engine protection? Take care of your vehicles with the proven performance of Cenex Ruby Fieldmaster.