Mitsubishi Electric
Mitsubishi Electric ECUs ran the legendary 4G63 Evo (Evo IV-IX), 4B11T (Evo X), and many Subaru EJ-series via OEM badge engineering. Tactrix Openport + EcuFlash made these the original "open" tuning platform.
Tune Cost
$300-1,000
Tool Cost
$200-1,200
Difficulty
intermediate
Ecosystem
★★★
✓ Pros
- • Tactrix Openport = $200 entry
- • EcuFlash open-source
- • Best documented JDM platform
- • Active Evo/Subaru community
✗ Cons
- • Limited to older platforms
- • 2014+ Subaru moved to Hitachi/Denso
- • Evo X support stronger than newer cars
- • Some maps require XML def packs
Best For
Mitsubishi Evo IV-XSubaru WRX/STI pre-2015 (EJ20/EJ25)4G63 swapsTactrix Openport users
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