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Detroit Diesel DD15 Engine from Japan

The Detroit DD15 is a medium-duty diesel engine for Class 8 trucks, delivering 400-510 hp through compression-ignition technology for reliable vehicle propulsion. It includes integrated aftertreatment systems for emissions control. Falls under 8480.20.90.00 as an 'other' diesel engine for Chapter 87 vehicles.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Provide detailed technical specs showing cylinder capacity to distinguish from engines under quota-limited provisions

Include vehicle compatibility certification to prevent misclassification as non-propulsion stationary engines

Watch for anti-dumping duties on certain Chinese-origin diesel engines; declare country of origin accurately

Detroit Diesel DD15 Engine from Japan — Import Duty Rate | HTS 8408.20.90.00