Transmissions need love, too. You wouldn’t compromise on anything but the best synthetic motor oil, so why wouldn’t you use the leading synthetic automatic transmission fluid and synthetic gear oil?

Manufactured and tested by Royal Purple engineers, our MAX ATF and Racing ATF products provide exceptional smoothness and cooling for your automatic transmission. For manual gearboxes, Royal Purple offers our Synchromax and Max Gear products, which boost horsepower and provide superior resistance against corrosion.

Do you own a boat? Royal Purple has you covered. Our high performance synthetic marine gear lube, designed specifically for marine applications, substantially reduces gear wear while boosting fuel efficiency. Make the switch today—and give transmissions the love they deserve.