Official data Source: US Census Bureau international trade data Data through August 2026 · updated monthly

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Internal combustion engine distributors and ignition coils

In short

  • The US imported $514.9M of this product over the 12 months to August 2026, down 2.4% on the year before.
  • Japan is the largest supplier, with 26.6% of US imports; China is next, with 22.0%.
  • Turkey is the cheapest main supplier before and after freight and duty, landing at $6.88 each.
  • Duty paid averaged 18.9% of the value of imports in August 2026, down 13.8 points on a year earlier.
  • Thailand is gaining share: 3.8% over the last 12 months, up from 1.4%.
  • 4 Federal Register notices named this product's tariff codes in the last 12 months.

US imports, Aug 2026

$43.6M

↑ +0.6% vs Aug 2025

Last 12 months

$514.9M

↓ −2.4% vs the 12 months before

Average duty paid

18.9%

↓ −13.8 pts vs Aug 2025

Top supplier

Japan

26.6% of US imports

US imports by month

The last 13 months, so the same month a year ago is on the left. August 2026 is highlighted. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

Aug2025SepOctNovDecJan2026FebMarAprMayJunJulAugDuty ↓China ↓Duty ↓
Show the numbers
MonthUS imports
August 2025$43.3M
September 2025$40.8M
October 2025$43.5M
November 2025$42.7M
December 2025$41.2M
January 2026$41.6M
February 2026$47.4M
March 2026$47.3M
April 2026$40.5M
May 2026$46.0M
June 2026$37.6M
July 2026$42.8M
August 2026$43.6M

What changed

  • US imports were $43.6M in August 2026, up 1.9% from July 2026 and up 0.6% from August 2025.
  • Over the 12 months to August 2026 they totalled $514.9M, down 2.4% on the 12 months before.
  • Biggest moves in market share since July 2026: Japan up from 21.3% to 26.6%, China down from 27.7% to 22.0%.
  • Average price from China fell 16% since July 2026, to $7.67 each.
  • Duty paid on imports from Brazil rose from 19.8% to 36.6% of their value since July 2026.
  • Duty paid on imports from Germany rose from 6.2% to 9.2% of their value since July 2026.

US trade by year

US imports were $514.9M in the 12 months to Aug 2026, down 5.2% on the 12 months to Aug 2017. US exports were $238.4M, up 13%. In January 2022 the HS 2022 revision moved some goods between this code and 8549.21, 8549.29, 8549.31 and 3 more, so part of a change across the dashed line can be the revision. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

2017201820192020202120222023202420252026HS 2022China ↑Duty ↑
Show the numbers
PeriodUS imports
12 months to Aug 2017$542.9M
12 months to Aug 2018$590.5M
12 months to Aug 2019$512.1M
12 months to Aug 2020$402.4M
12 months to Aug 2021$507.2M
12 months to Aug 2022$513.2M
12 months to Aug 2023$463.6M
12 months to Aug 2024$512.8M
12 months to Aug 2025$527.7M
12 months to Aug 2026$514.9M
  • China
  • Japan
  • Mexico
  • Poland
  • All countries
Share of US imports
Show the numbers
PeriodChinaJapanMexicoPoland
12 months to Aug 201722.1%22.4%29.9%5.8%
12 months to Aug 201823.1%18.0%31.3%7.3%
12 months to Aug 201924.7%16.4%33.5%9.1%
12 months to Aug 202027.2%15.3%29.5%11.4%
12 months to Aug 202129.8%20.1%24.6%8.8%
12 months to Aug 202232.2%19.1%17.9%9.4%
12 months to Aug 202330.1%20.9%17.8%9.5%
12 months to Aug 202430.7%24.9%14.9%8.8%
12 months to Aug 202531.1%25.9%12.4%9.3%
12 months to Aug 202626.5%25.3%13.0%9.9%
Duty paid, % of value
Show the numbers
PeriodChinaJapanMexicoPolandAll countries
12 months to Aug 20172.5%2.5%1.0%2.5%1.9%
12 months to Aug 20182.5%2.5%1.2%2.5%1.9%
12 months to Aug 201913.5%2.5%1.1%2.5%4.7%
12 months to Aug 202024.9%2.5%0.9%2.5%8.3%
12 months to Aug 202127.4%2.5%1.0%2.5%9.6%
12 months to Aug 202227.4%2.5%1.1%2.5%10.1%
12 months to Aug 202327.4%2.5%1.0%2.5%9.7%
12 months to Aug 202427.4%2.5%1.2%2.5%9.9%
12 months to Aug 202543.4%9.9%6.2%11.4%19.3%
12 months to Aug 202657.2%14.8%5.0%14.8%25.3%
PeriodUS importsDuty paidUS exports
12 months to Aug 2026$514.9M−2.4%25.3%+6.0 pts$238.4M+6.1%
12 months to Aug 2025$527.7M+2.9%19.3%+9.4 pts$224.7M−7.8%
12 months to Aug 2024$512.8M+11%9.9%+0.2 pts$243.7M+13%
12 months to Aug 2023$463.6M−9.7%9.7%−0.4 pts$215.2M+1.7%
12 months to Aug 2022HS 2022 revision$513.2M+1.2%10.1%+0.5 pts$211.6M+2.4%
12 months to Aug 2021$507.2M+26%9.6%+1.3 pts$206.7M+14%
12 months to Aug 2020$402.4M−21%8.3%+3.6 pts$180.9M−24%
12 months to Aug 2019$512.1M−13%4.7%+2.8 pts$237.1M+5.9%
12 months to Aug 2018$590.5M+8.8%1.9%0.0 pts$223.9M+6.6%
12 months to Aug 2017$542.9M1.9%$210.2M

Who supplies the US

August 2026. Small figures under each value are the change from August 2025. Landed cost by origin, below, adds freight and duty to the price.

CountryUS importsShareAverage priceDuty paidLast 13 months
Japan$11.6M26.6%−0.9 pts$6.85 each−0.9%10.9%−14.7 pts
China$9.6M22.0%−4.5 pts$7.67 each−13%49.5%−19.7 pts
Mexico$5.7M13.1%+0.2 pts$8.76 each+13%0.6%−7.4 pts
Poland$4.1M9.3%−0.2 pts$9.67 each−9.2%14.2%−13.0 pts
Thailand$2.7M6.1%+4.5 pts$12.76 each+106%21.0%+20.6 pts
Turkey$2.2M5.0%+2.0 pts$6.01 each−10%6.8%−20.8 pts
Germany$1.8M4.2%+2.2 pts$7.83 each−52%9.2%−9.6 pts
Korea, South$1.7M3.8%+0.6 pts$7.31 each−7.7%1.6%−2.3 pts
Other countries (26)$4.3M9.8%+1.4 pts$9.59 each−12%17.2%−5.0 pts
All countries$43.6M100.0%$7.93 each−2.2%18.9%−13.8 pts

The 3 largest suppliers had 64.8% of US imports over the last 12 months.

Landed cost by origin

What importers paid to land this product at a US port from each main supplier, June–August 2026: the price, freight and insurance to the first US port, and duty, per unit. Suppliers with 3% or more of these imports, cheapest landed first. Small figures under landed cost are the change from the same months a year earlier.

  • Price
  • Freight and insurance
  • Duty
CountryPriceFreight and insuranceDutyLanded costMake-up
Turkey$6.37 each$0.03 each0.4% of price$0.49 each7.7% of price$6.88 each−24%
Japan$6.74 each$0.16 each2.4% of price$0.75 each11.2% of price$7.65 each−12%
Korea, South$7.49 each$0.28 each3.8% of price$0.19 each2.6% of price$7.97 each−11%
Germany$7.61 each$0.15 each2.0% of price$0.61 each8.1% of price$8.37 each−22%
Mexico$8.40 each$0.07 each0.8% of price$0.18 each2.1% of price$8.64 each+11%
Poland$10.33 each$0.20 each1.9% of price$1.45 each14.0% of price$11.98 each−9.2%
China$8.74 each$0.26 each3.0% of price$4.35 each49.8% of price$13.35 each−22%
Thailand$13.60 each$0.54 each4.0% of price$3.08 each22.7% of price$17.23 each+140%
All countries$8.23 each$0.19 each2.4% of price$1.70 each20.7% of price$10.12 each−9.1%

Landed at a US port, Turkey was cheapest, at $6.88 each: 10.0% below Japan.

Landed cost from Thailand rose 140% on a year earlier, to $17.23 each, mostly on price: $6.40 each then, $13.60 each now.

How the market is shifting

Thailand gained the most share: 3.8% of US imports over the last 12 months, up from 1.4% in the 12 months before. China lost the most: 26.5%, down from 31.1%. The charts show September 2024 to August 2026 for the 4 largest suppliers over the last 12 months. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

  • China
  • Japan
  • Mexico
  • Poland
  • All countries
Share of US imports
Show the numbers
MonthChinaJapanMexicoPoland
September 202435.4%24.4%12.5%5.8%
October 202430.1%26.3%11.7%8.1%
November 202427.4%26.2%10.6%11.4%
December 202433.9%25.7%10.2%11.2%
January 202541.4%22.7%10.6%6.1%
February 202537.6%21.5%15.5%7.9%
March 202526.3%27.7%13.8%9.7%
April 202525.2%28.4%13.0%12.1%
May 202530.0%28.6%11.3%9.8%
June 202530.2%25.3%14.0%8.4%
July 202529.2%25.4%13.2%12.0%
August 202526.6%27.5%12.9%9.5%
September 202531.3%25.1%13.4%8.8%
October 202522.4%29.3%12.8%8.2%
November 202523.1%27.7%10.8%16.1%
December 202532.6%22.0%11.0%8.6%
January 202635.7%21.9%13.0%8.0%
February 202628.1%23.6%12.8%9.2%
March 202627.6%27.8%11.9%8.1%
April 202619.2%25.5%14.6%11.7%
May 202621.6%27.6%13.7%10.4%
June 202628.1%24.1%15.5%10.0%
July 202627.7%21.3%13.8%10.2%
August 202622.0%26.6%13.1%9.3%
Duty paid, % of value
Show the numbers
MonthChinaJapanMexicoPolandAll countries
September 202427.4%2.5%0.9%2.5%11.0%
October 202427.5%2.5%0.8%2.5%9.8%
November 202427.4%2.5%0.6%2.5%9.0%
December 202427.5%2.5%0.9%2.5%10.6%
January 202527.5%2.5%1.3%2.5%13.0%
February 202528.6%2.5%1.2%2.5%12.0%
March 202543.9%2.5%11.9%2.5%13.6%
April 202549.2%3.7%11.4%4.3%16.0%
May 202572.4%20.0%14.0%25.7%34.3%
June 202570.9%22.8%10.0%27.1%34.1%
July 202567.1%25.0%9.5%27.3%33.8%
August 202569.2%25.6%8.0%27.2%32.7%
September 202569.7%20.2%5.5%16.0%33.9%
October 202569.6%15.3%6.6%15.4%27.3%
November 202564.5%15.2%8.8%14.7%27.0%
December 202559.5%14.9%7.9%15.0%28.8%
January 202660.4%15.1%11.0%14.5%32.2%
February 202658.8%16.5%5.1%16.3%29.3%
March 202650.5%15.3%2.5%15.8%23.6%
April 202649.6%15.4%4.0%14.0%19.4%
May 202650.3%15.6%4.0%14.5%21.2%
June 202650.5%11.8%3.1%13.6%21.7%
July 202649.4%10.8%2.7%14.2%21.5%
August 202649.5%10.9%0.6%14.2%18.9%

Tariff actions touching this product

When the duty paid on this product changed and stayed changed, for its main suppliers and all countries, newest first, with the Federal Register notices that named the product in the 3 months before. Rates are medians of the 4 months either side, less any usual seasonal swing. A change shows what happened to duty paid, not why; read each notice for what it did.

  1. April 2026 · Duty paid: all countries 29.0% → 21.3%.
  2. January 2026 · Duty paid: China 67.1% → 54.6%.
  3. September–October 2025 · Duty paid: Japan 23.9% → 15.1%, Poland 27.1% → 14.9%, all countries 33.8% → 28.2%.
  4. February–May 2025 · Duty paid: China 28.0% → 69.0%, Japan 2.5% → 23.9%, Mexico 1.0% → 11.7%, Poland 2.5% → 27.1%, all countries 11.9% → 33.8%.
  5. July 2019 · Duty paid: China 11.5% → 23.5%.
  6. October 2018 · Duty paid: China 2.5% → 12.2%.

Federal Register notices from the last 12 months that list this product's tariff codes. A notice can add a duty, exclude products from one or only mention them, so read each for what it changes. Search the Federal Register for 8511.30

Where it enters the US

Main ports of entry over the 12 months to August 2026: US imports and share.

  1. Los Angeles, CA$142.9M · 27.8%
  2. Norfolk-Newport News, VA$76.5M · 14.9%
  3. Laredo, TX$53.7M · 10.4%
  4. Savannah, GA$49.0M · 9.5%
  5. Newark, NJ$27.1M · 5.3%

Where US exports go

US exports were $23.7M in August 2026, up 20% from August 2025, and $238.4M over the last 12 months, up 6.1% on the 12 months before. Fastest-growing market with 3% or more of US exports: Mexico, up 13%.

MarketLast 12 monthsSharevs 12 months before
Mexico$132.6M55.6%+13%
Canada$61.9M26.0%−1.7%
United Arab Emirates$3.9M1.6%+21%
Spain$3.8M1.6%+13%
China$3.4M1.4%+16%
Romania$3.2M1.4%−31%
Sweden$3.2M1.4%−18%
Korea, South$3.2M1.3%+138%
Other countries (101)$23.2M9.7%−5.7%
All countries$238.4M100.0%+6.1%

Markets abroad

Each country's own import figures for this product, from UN Comtrade: the 8 biggest importers outside the US in the latest year each has reported, what they bought from the US, and the change from the year before. Values usually include freight and insurance to the importer's border, so they run a little above US export figures. Countries report a year or more late; 122 have reported 2025 so far. Where a country's figure for imports from the US is under half or over double what the US recorded exporting there that year, the US figure is shown under it.

MarketImportsvs year beforeFrom the USUS share
Mexico$211.2Min 2025−35%$101.1M47.9%
Germany$210.1Min 2025+5.9%$8.5M4.0%
Poland$97.9Min 2025+16%$949K1.0%
Austria$86.8Min 2025+14%$2.3M2.6%
Italy$82.2Min 2025+1.8%$284K0.3%
Canada$68.4Min 2025−0.8%$49.9M73.0%
China$67.9Min 2025+0.8%$2.9M4.3%
United Kingdom$64.5Min 2025−7.7%$3.8MUS records $455K6.0%

The biggest market outside the US is Mexico, which imported $211.2M of this product in 2025, 47.9% of that from the US.

The US supplies 47.9% of imports into Mexico and 73.0% into Canada, but under 10% into Germany, Poland and Austria.

Of these, imports into Poland grew fastest: up 16% from 2024 to 2025.

Other products under heading 8511: electrical ignition or starting equipment used for spark-ignition or compression-ignition internal combustion engines; generators etc. therefor; parts. US trade over the 12 months to August 2026.

About these figures
  • Source: US Census Bureau international trade data, not seasonally adjusted, in US dollars. Retrieved November 3, 2026.
  • US imports are general imports at customs value, which excludes freight and insurance. Exports are at free-alongside-ship value.
  • Average price is customs value divided by quantity (number of items), across all of the product's 10-digit lines.
  • Duty paid is the duty Census calculates on each country's imports for consumption, as a share of their value. It moves with tariff changes, exemptions and the mix of goods within the product.
  • Landed cost adds Census's import charges (freight, insurance and other costs of bringing the goods to the first US port) and calculated duty to the customs value, per unit, across the product's 10-digit lines. It leaves out antidumping and countervailing duties, customs fees and transport inland. Prices are averages across the goods within the code, so a lower one can mean cheaper goods, not the same goods for less.
  • Markets abroad are each country's imports as it reports them to UN Comtrade, in US dollars, usually including freight and insurance. Countries report a year or more late and in their own edition of the HS codes, so one still on an older edition is missing for codes that changed in 2022.
  • Tariff notices are from the Federal Register, matched to this product by the HTS numbers in their text.
  • Census revises recent months, so figures can change slightly. These are estimates for research and planning, not customs or legal advice.

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