ECU (NA)

NA (1990–1997) Mazda Miata MX-5 ECU & Engine Control Modules

Shop OEM and used engine control units (ECUs) and electronic modules for the first-generation NA Mazda Miata MX-5 (1990–1997). Each ECU is tested for proper communication, fuel control, and ignition timing — ideal for stock replacements or restoration projects.

Our inventory includes:

• Factory ECUs for 1.6L and 1.8L Miata models
• Automatic and manual transmission variants
• Immobilizer and non-immobilizer configurations
• Mounting brackets and harness connectors

All ECUs are genuine Mazda OEM units sourced from clean donor vehicles and backed by our quality guarantee. Each module is inspected to ensure compatibility and reliability.

Browse related collections:

• All NA (1990–1997) Miata Parts
• Miata Engines & Engine Components
• OEM Mazda Miata Parts