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Universal Fluids | Drivetrain & Transmission Gear Oil

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STM stocks gear oils for your manual transmission, differential, transfercase, ATF for automatic trans, hydraulic clutch fluids from AMSOIL, Castrol, Mitsubishi, MOTUL, Nissan, Quarter Master, Red Line, Royal Purple, Subaru and more. As with all fluids, please check your owner's manual and do your research to know what is compatible with your specific set up. Please note fluids ship via ground only and are not available for air shipping or overnight delivery.