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2010 2011 2012 Subaru Outback 2.5L H4 SOHC AVLS Engine JDM EJ25 EJ253

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Make

Subaru

Fitment

2010-2012 Subaru Outback

Mileage

48K

Engine Design

2.5L, SOHC

Engine Type

AVLS, AVCS

Warranty

90 Days

90 Days Warranty . Compression Tested . Insured Shipping

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+1 909-393-3931
Feature Detail
Engine Code EJ25 (JDM Replacement for EJ253)
Displacement 2.5 Liter
Configuration Horizontally Opposed (Boxer) 4-Cylinder
Valve Train SOHC 16-Valve with AVLS
Horsepower Approx. 170 hp @ 5600 RPM
Torque 170 lb-ft @ 4000 RPM

Vehicle Fitment

This engine is a direct long-block replacement for the following North American models:

  • Subaru Outback (2.5i, Premium, Limited): 2010, 2011, 2012

  • Subaru Legacy (2.5i): 2010, 2011, 2012

  • Compatibility Note: This is the EJ25 AVLS variant. It is a direct mechanical replacement for the USDM EJ253. It is not compatible with Turbocharged (EJ255) or DOHC models.


JDM to USDM Installation & Swap Guide

To ensure 100% compatibility and prevent a Check Engine Light (CEL) using your original ECU, professional Subaru technicians recommend the following "External Swap" steps:

  1. Intake & Exhaust Manifolds: You must transfer your original USDM Intake Manifold and Exhaust Manifold. JDM versions may have different vacuum routing and often lack specific emissions sensors required for North American OBDII compliance.

  2. Wiring Harness: Always retain and use your original USDM Engine Wiring Harness. JDM harnesses are configured for right-hand drive and will not interface with your Outback’s chassis bulkhead.

  3. Engine Sensors: Transfer your original USDM Camshaft and Crankshaft Sensors. These are "known-good" for your vehicle’s electrical system.

  4. EGR System: Check the driver-side cylinder head. If your original USDM engine uses an EGR system and the JDM unit lacks the threaded port, you must utilize the USDM head or an adapter strategy to maintain emissions compliance.

  5. Oil Pan: Inspect the JDM oil pan; if the donor vehicle was a different chassis (like a Forester or Exiga), swap your original USDM Oil Pan and Pickup to ensure proper subframe clearance.

All Star JDM offers limited warranty coverage on eligible used engines and transmissions. Used replacement engines and transmissions are generally covered for 90 days, while used performance engines and performance transmissions are generally covered for 30 days unless otherwise stated on the sales receipt. Rotary engines and parts are sold as-is with no warranty coverage.

The warranty covers eligible internal engine components, engine block, cylinder walls, and cylinder head against cracks or defects. External parts, electronics, accessories, improper installation, negligence, and installation-related failures are not covered.

Warranty claims require a written description, pictures, videos, and a valid report from a certified mechanic. Returned items must be in the same condition as sold, fully assembled, and include all original parts/components included in the sale.

For full details, please review our complete warranty policy.

JDM All Star offers a 30-day return policy, meaning customers have 30 days after receiving their item to request a return. Returned or refused orders may be subject to a 25% restocking fee, and original shipping charges plus return shipping costs are the customer’s responsibility.

Engines, transmissions, and automotive parts must be returned in the same condition as delivered. Returns will not be accepted if the item has been disassembled, modified, or parted out.

JDM All Star is not responsible for shipping damage, installation costs, labor, transport, or other related expenses. For return requests or questions, customers can contact sales@allstarjdm.com.

For full details, please review our complete refund policy.

All Star JDM offers specialized shipping with surcharges for services like liftgate delivery. They promise same-day shipping for orders before 1 PM PST, with next-day dispatch for later orders. Shipping is within the 48 contiguous states, with special arrangements for other US territories. Customers receive tracking numbers and are responsible for return shipping costs. Queries can be directed to their customer service. Shipping policy acceptance is required.

All Star JDM's terms require users to comply with conditions when using their website and services. It includes accepting terms upon access, being of legal age, and the right to refuse service. Information may not always be accurate, and service and prices can change without notice. They offer online-exclusive products, reserve order refusal rights, and may use third-party tools and materials. Users' feedback may be used freely, and personal information is protected under their Privacy Policy.

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Installation Available

Need help with installation? We offer expert installation services to ensure your parts are fitted correctly and efficiently.

Warranty

Warranty Purchase with confidence—our parts come with a 90-day warranty non performance & 30 day on performance to guarantee your satisfaction and peace of mind.

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