Product Info
Haltech HT-186300 links a Nexus S3 ECU to the factory harness in compatible Australian-delivered Subaru WRX and STI vehicles with manual transmission. Fitment covers WRX GE/GH MY11–14, WRX STI GE/GH MY11–14, WRX GV/GR MY11–15 excluding 2013, and WRX STI VA MY15–19. This adapter is not specified for other market versions or automatic models. The kit supplies the injection-moulded adapter harness, an M14 x 1.5 air-temperature sensor with mating plug and pins, plus a 16-pin Tyco auxiliary I/O plug and pins. ECU sold separately; confirm the exact model and year before ordering.

