Link WireIn ECUs are the ultimate in flexibility, completely adaptable to any vehicle or application.
Decide what you want to achieve considering your application (car, boat, drift, motor bike etc). Think about your transmission and modifying your engine. Look at:

Distributed, wasted spark, coil per plug
Boost level
E-throttle
Cam control, 1, 2 or 4 cams
O2 feedback
Pressures
Temperatures
Transmission requirements
Logging requirements
Traction etc.
Choose your WireIn ECU below.