Amsoil Shock Therapy Transmission Additive
Synthetic additive for automatic transmission fluid that stops slippage and reduces harsh shifts. Under HTS 3811.29.00.00 as other additive for lubricating oils used in transmissions (mineral or synthetic base). Restores hydraulic pressure and cools operating temperatures.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pure hydraulic brake or transmission fluids
Finished hydraulic fluids are 3819; additives for mixing into them are 3811.
If marketed as complete lubricant
Retail lubricants in 3403 vs concentrated additives in 3811.
Not sure which classification is right?
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Import Tips & Compliance
• Specify compatibility with ATF (automatic transmission fluid) in import docs
• Hazardous material declaration required for flammable additives
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