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Subaru Legacy Engine Control Modules

This page brings together engine control modules for the Subaru Legacy, covering model years 1990–2017. The range includes both Engine Control Module PROMs and Engine Control Modules, available as individual parts and in kit form. Select your year above and we'll show only the engine control modules that fit your Subaru Legacy. Fitment is checked against our vehicle data for every part listed.

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Picture of DiabloSport Modified PCM for 2015+ FCA/Stellantis Vehicles

DiabloSport Modified PCM for 2015+ FCA/Stellantis Vehicles

18 reviews
Vehicle Specific
from $950
In Stock (10+)
Picture for manufacturer DiabloSport
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Best Seller Free Shipping
Picture of Dorman Remanufactured Powertrain Control Module PCM ECM

Dorman Remanufactured Powertrain Control Module PCM ECM

43 reviews
Vehicle Specific
from $363
In Stock (10+)
Picture for manufacturer Dorman
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What's here for your Subaru Legacy

  • Engine Control Module PROMs
  • Engine Control Modules
  • Kit configurations combining multiple control module components

The widest selection here comes from Victor, SKF, MAHLE, and National Oil Seal. Other categories Subaru Legacy owners shop for: Subaru Legacy Springs and Suspension Parts, Subaru Legacy Shocks and Struts and Subaru Legacy Brake Pads and Shoes, or browse all Subaru Legacy parts and accessories.