Haltech Elite 550 ECU - HT-150400 WRX and if bad enough

and if bad enough

Made from 1994-1998

if high pressure is built in front of the fans

Bar and Plate Core - Yes

PN 30-5701

Haltech Elite 550 ECU - HT-150400 WRX and if bad enoughHaltech Elite 550 ECU Part Number: HT 150400 Outputs: Up to 4 injector and 4 ignition. Suits: Universal 1 8 cylinder or 2 rotor applications. Includes: Elite 550 ECU, Waterproof USB cap, USB programming cable. Notes: Haltech's entry level, single connector ECU. Ideal for basic 4 cylinder or 2 rotor engine applications and basic EFI conversions. ECU OVERVIEW The Elite 550 is a simple yet powerful ECU ideal for basic 4 to 8 cylinder or 1 2 rotor engine