When horsepower is through the roof and your machine is screaming between shifts, Maxima’s performance trans/gear oils are the only logical option. Led by our flagship Maxima Pro Gear oil, each product in this category has been meticulously formulated to protect crucial gear interface surfaces, reduce drag, and resist mechanical breakdown. Our mineral-based, ultra popular Performance Gear Oil has been continually vetted in the scorching deserts of Mexico, while Maxima’s fully synthetic SYN ATF was designed to protect high-torque, heavily-burdened automatic racing transmissions. Pick your flavor and protect your expensive gearbox today.