The article reports that according to the 2025 Kogod School of Business “Made In America Auto Index,” Tesla once again ranks as the most American automaker—with its US-sold models scoring highest for domestic parts content, final assembly location, and overall US/Canadian-sourcing impact.

• Tesla once again tops the Made in America Auto Index, with all five of its models landing among the top six vehicles with the highest American/Canadian parts content.

• The study defines “American-made” based on the percentage of parts sourced from the US or Canada, since federal reporting groups both countries together.

• The 2025 rankings show unusual volatility due to shifting supply chains, tariffs, and sourcing strategies, causing some automakers to rise or fall sharply in domestic-content scores.

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