Engine producer, Toyota Motor Manufacturing, Alabama (TMMAL), employs more than 1,900 team members and builds more than 3,000 engines each day. Producing one-third of Toyota’s engines in the U.S. at its 1.3 million-square-foot facility, TMMAL is the only plant to build four-cylinder, V-6 and twin-turbo under one roof. TMMAL powers popular Toyota vehicles like the Highlander, Sienna, RAV4, Corolla, Corolla Cross, Tundra, Tacoma and Sequoia.
Facts and Figures

Manufacturing Plant
Engine Plant
2001
Groundbreaking
665,266
Engines assembled in 2022
1,900+
Total Employment
- Foundation: June 1, 2001, SOP 2003
- Plant Site: 403 acres in Huntsville, AL
- Plant Size: 1.3 million square feet
- Products: Four-cylinder + HEV engines (RAV4, Corolla, Corolla Cross, Highlander, Sienna); V6 (Tacoma); and Twin-turbo V6 + HEV engines (Tundra, Sequoia)
- Investment: $1.5 billion
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Fast Facts:
- Toyota Alabama produces one-third of all Toyota engines built in the U.S.
- Only Toyota plant globally to have built 4-cylinder, V6 and V8 engines under one roof.
- Three out of four production lines produce both combustion and hybrid engines.
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Investments, Jobs and Production:
- Eight major investments and six building expansions since groundbreaking in 2001.
- The latest $222 million investment creates a new 4-cylinder engine line and will support HEV production. Project to be complete in the fall of 2023.
- Only Toyota plant in North America to build the Twin Turbo V6 engine.
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Environmental Sustainability:
- Winner of Toyota North America Awards for outstanding energy, waste and water management.
- Zero landfill facility.
- ISO14001 certified since 2004.
- Wildlife Habitat Council Certified since 2014 with four active programs onsite.
- 3.3-acre solar farm onsite, which produces enough energy to power the plant during non-production.
- One of two initial model sustainable plants.
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Community Involvement:
- $13 million investment in the local community since 2003.
- $574,000 invested in 2021.
- Represented on 19 local nonprofit boards.
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Workforce:
- Our team members represent 18 different counties in Alabama and Tennessee.
- Supports nearly 10,000 jobs across Alabama.