ECU (NB)

NB (1999–2005) Mazda Miata MX-5 ECU & Engine Control Modules

Shop OEM and used ECUs, engine control modules, and computers for the second-generation NB Mazda Miata MX-5 (1999–2005). Each ECU is tested and verified for proper communication, function, and compatibility before shipping.

Our inventory includes:

• Factory engine control units (ECU / ECM)
• Immobilizer modules and paired ignition sets
• Automatic and manual transmission ECUs
• OBD-II compatible control modules and wiring

All components are genuine Mazda OEM parts sourced from clean donor vehicles and backed by our quality guarantee.

Browse related collections:

• All NB (1999–2005) Miata Parts
• Miata Engines & Engine Components
• OEM Mazda Miata Parts