STP Oil Treatment Additive from China

Friction-reducing formula with polymers that improves oil flow and reduces engine wear. HTS 3811.29.00.00 classification for other additives enhancing lubricating oil performance in passenger vehicles. Provides triple-action protection against friction, heat, and wear.

Duty Rate — China → United States

41.5%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)

Import Tips

Document exact treat rate (e.g

ounces per quart) to prove additive concentration

EPA registration may be required if making fuel economy claims

Avoid bulk packaging confusion with finished oils under 2710