What tariff does the U.S. charge on internal combustion engines from Mexico?

In 2025, internal combustion engines imported from Mexico paid an effective tariff rate of 9.31%, calculated as duties collected divided by customs value, which captures Section 301/232 overlays and program use that statutory rates miss.

How much internal combustion engines does the U.S. import from Mexico?

The U.S. imported $9.9B of internal combustion engines from Mexico in 2025, 35.9% of the tracked internal combustion engines it imports, ranking Mexico the largest named source. The chart above traces the full history.

What does freight add on internal combustion engines from Mexico?

Cost, insurance, and freight ran 0.41% of customs value on internal combustion engines from Mexico in 2025. That stacks on the duty, so the landed cost runs higher than the effective rate alone implies.

Tariff Monitor

U.S. Imports of Internal combustion engines From Mexico

In 2025, U.S. importers brought in $9.9B of internal combustion engines from Mexico, paying an effective tariff rate of 9.31%. That makes Mexico the largest named source of this family, at 35.9% of tracked internal combustion engines imports. The family-wide effective rate is 12.59%, so Mexico's goods pay 3.3 points less than average. Freight and insurance add 0.41% on top of customs value. Tracked-family figures are a floor on total bilateral trade, from USITC DataWeb data.

The current reading

Import value: $9.9B of internal combustion engines from Mexico in 2025, customs value.
Effective tariff rate: 9.31%, calculated duties ÷ customs value, 3.3 points below the 12.59% family average.
Share of the family: 35.9%, #1 named source of internal combustion engines.
Freight and insurance: 0.41% of customs value, on top of the duty.
History depth: 12 years of annual named-source boards.

Frequently asked questions

What tariff does the U.S. charge on internal combustion engines from Mexico? In 2025, internal combustion engines imported from Mexico paid an effective tariff rate of 9.31%, calculated as duties collected divided by customs value, which captures Section 301/232 overlays and program use that statutory rates miss.
How much internal combustion engines does the U.S. import from Mexico? The U.S. imported $9.9B of internal combustion engines from Mexico in 2025, 35.9% of the tracked internal combustion engines it imports, ranking Mexico the largest named source. The chart above traces the full history.
What does freight add on internal combustion engines from Mexico? Cost, insurance, and freight ran 0.41% of customs value on internal combustion engines from Mexico in 2025. That stacks on the duty, so the landed cost runs higher than the effective rate alone implies.

About this data

Reference statistics derived from USITC published data. Not a customs ruling; verify rates with a licensed customs broker before relying on them.

Last reviewed 2026-05-12.