Outback 2.0L Diesel Engines
from £1,895 to £3,800
Rebuilt units from £1,895 · Common codes: EE20, EE20Z, EE20D
Get quotes from trusted UK Subaru Outback engine specialists. Compare reconditioned and rebuilt prices for FB25, EJ253, and EZ36D - 2.5L to 3.6L boxer covered. Get specialist quotes for your Outback.
Outback 2.0L Diesel Engines
from £1,895 to £3,800
Rebuilt units from £1,895 · Common codes: EE20, EE20Z, EE20D
Outback 2.5L Petrol Engines
from £1,200 to £2,800
Rebuilt units from £1,200 · Common codes: FB25, FB20, EZ36
Outback 3.6L Six-Cylinder Engines
from £2,400 to £4,500
Rebuilt units from £2,400 · Common codes: EZ36, EZ30, EZ30R

Most replacements completed within 3-5 days.


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Not sure which variant your Subaru Outback is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.

Every engine code fitted to the Subaru Outback across all generations, with technical specs, compatible variants and trims, known failure points, and average rebuilt prices from UK specialists. Select any engine code to compare quotes.
Extracted from detailed diesel engine families across Subaru Outback variants.

EE20 - 2.0L Diesel
Main replacement triggers are timing chain wear, EGR / cooling faults and turbo-control issues.
Compatible variants
Avg. rebuilt price
£1,895 - £3,800
Supply only
Technical specifications
Common failures
Not sure which engine code?
Can't find your engine code- Enter your registration number above - we'll instantly identify the exact unit, its technical specifications, and live replacement prices from UK Subaru Outback engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Subaru Outback's EE20 diesel and FB/EZ series petrol boxer engines deliver capable performance but share documented failure points with other Subaru models. DPF/EGR issues dominate diesel replacement enquiries, followed by oil consumption concerns on FB25 petrol units and head gasket degradation on high-mileage six-cylinder EZ engines. Every rebuilt...
DPF Clogging
Most affected vehicles
Subaru Outback 2.0D, 2.0D SE, 2.0D Premium (2010-2019, EE20/EE20Z)
Failure mileage range
50,000-80,000 miles
Typical failure window
Root cause
Diesel particulate filter becomes clogged with soot on vehicles used primarily for short journeys, preventing proper regeneration cycles and causing loss of power, warning lights, and eventual limp mode.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Intermediate - DPF Cleaning/Replacement Only | £1,200 - £2,200 | £800 - £1,500 | Remove DPF, professional cleaning or replacement with reconditioned unit, reset ECU, test drive | Viable if caught early before engine damage; 40-60k mile expectation on cleaned DPF |
| Full Replacement - Rebuilt EE20 Diesel Engine | £3,500 - £5,500 | £1,895 - £3,800 + fitting | Supply & fit complete rebuilt EE20 diesel engine with updated DPF components, bench-tested, warranty included | Long-term solution; 12-month unlimited warranty, addresses root cause and other wear items |
Our recommendation
On a Subaru Outback worth £4,000-£12,000, a full rebuilt EE20 diesel engine often represents better value than repeated DPF cleaning if the vehicle has high mileage or other wear issues. We recommend rebuilt units with updated emissions components to prevent repeat failure.
Compare rebuilt EE20 diesel engine prices for your Subaru Outback
Every Subaru Outback engine type is available through our UK network, with typical price ranges based on variant, engine code and budget.
Compare Subaru Outback engine prices with vetted UK suppliers
All engine types include a minimum 12-month unlimited mileage warranty when sourced through EngineMarket. Prices are typical UK market ranges based on historical quote data from our network and depend on exact engine code, variant, mileage and supplier. Use our free comparison tool above - enter your registration to get tailored quotes for your specific Subaru Outback within hours.

Every displacement fitted to the Subaru Outback is listed below, with compatible engine codes, production years and common failure notes to help you identify the right replacement.
The 2.0-litre EE20 diesel boxer family powered UK Outback models from 2010, offering strong torque for towing and motorway cruising with improved fuel economy over petrol variants. This SOHC flat-four design with turbocharging and common-rail injection delivers capable performance, though DPF and EGR vigilance is essential for long-term reliability.
Engine Code(s)
EE20, EE20Z, EE20D
Compatible Models (UK)
2.0D (BR chassis, 2010-2014), 2.0D SE/Premium
Power output
Verified by registration
Common Failure Points
DPF clogging on short-journey use; EGR valve sticking; head gasket degradation on high-mileage units
Production Years: BS chassis, 2014-2019
Get quotes for Subaru Outback 2.0L diesel engines
Choose your Subaru Outback engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from economical 2.0L diesel to flagship 3.6L petrol.
The EE20 diesel boxer powered UK Outback models from 2010-2019, delivering strong torque for towing and motorway cruising with improved fuel economy over petrol variants.
Common Subaru Outback Diesel Engine Families
Found In
Known For
Typical Diesel Models
The EE20 diesel boxer powered UK Outback models from 2010-2019, delivering strong torque for towing and motorway cruising with improved fuel economy over petrol variants.
Common Subaru Outback Diesel Engine Families
Found In
Known For
Typical Diesel Models
FB and EZ series naturally aspirated boxer engines powered the majority of UK Outback models, offering reliable performance with distinctive boxer smoothness and AWD compatibility.
Common Subaru Outback Petrol Engine Families
Found In
Known For
Typical Petrol Models
Not sure which fuel type your Subaru Outback has- Enter your registration number above to instantly identify your engine code, fuel system and compatible replacement options - all backed by a minimum 12-month unlimited mileage warranty from UK Subaru Outback specialists.

This timeline covers all major engine changes across the Subaru Outback's 2003-present production run, organised so UK owners can quickly identify their engine and compare rebuilt replacement prices.
⚙Key Changes
▣Main Engines
EZ30- 3.0L petrol naturally aspirated (3.0R)
▰Popular Models
🔧Known For
Engine Codes Covered:
EZ30EZ30R