APRIL TO-4 SYN is a superior quality 100% synthetic transmission fluid made with APRIL NANO 1™ lubricant technology for maximum protection and energy savings. Recommended for transmissions and hydraulic systems requiring an all-season Caterpillar TO-4 lubricant. Available in two SAE viscosity grades.
This website only uses functional cookies. We do not use advertising, analytic, performance or personalization cookies and Google Analytics is always shut off.
For more information, see our cookies policy page. Learn more
By clicking “I ACCEPT", you consent to the above policy.
I ACCEPT