Powertrain identity
Exclude V6, hybrid and later non-MZR configurations before discussing support.
Vehicle-specific verification for the selected 2.3L MZR application.
Selected first-generation Tribute models used the naturally aspirated 2.3L MZR from 2004-2006, and the engine returned on selected 2008 second-generation vehicles. Other Tribute engines are outside this MZR listing. Market, VIN and original ECU verification are required.
Exclude V6, hybrid and later non-MZR configurations before discussing support.
Keep the plan within the verified naturally aspirated 2.3L application.
Reviewed by Justin Freeman · Last reviewed August 2026 · Final support depends on the exact ECU and vehicle specification.