Subaru Impreza 2.0 D Boxer 150hp Remap

Name: Subaru Impreza 2.0 D Boxer 150hp ECU Remap
Brand: Subaru

Expected gains of +30 BHP and +60 Nm torque

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BHP+30 hp (20%)

Standard

150 hp

Tuned

180 hp

Torque+60 Nm (17%)

Standard

350 Nm

Tuned

410 Nm

Suitability

Good (6.5/10)

Gains Profile

Balanced

Headroom

Medium

Subaru Impreza 2.0 D Boxer 150hp ECU Remapping

Considering an ECU remap for your Subaru Impreza 2.0 D Boxer 150hp? A Stage 1 remap can take this 2008 -> diesel engine from 150 BHP to 180 BHP and from 350 Nm to 410 Nm of torque (turbocharged). This engine scores 6.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Subaru Impreza can achieve.

How this engine compares

3rdof 6 Subaru Impreza engines by power gain
39%of the 9,842 engines we hold gain data for see a smaller power increase
41%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Subaru Impreza 2.0 D Boxer 150hp is a 2.0L turbocharged diesel engine producing 150 BHP and 350 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 180 BHP and 410 Nm — a gain of around 30 BHP (20%) and 60 Nm (17%).

This engine has moderate remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.

Technical Specifications

Fuel Type: Diesel
Aspiration: Turbocharged
Displacement: 2L
Capacity: 1998 CC
Type: Car
Engine Family: Subaru 2.0L Turbo Diesel

ECU & Transmission

Likely ECU Low confidence: Bosch EDC16-era diesel ECU (varies)
Gearbox Low confidence: Transmission varies by trim and market; check manual/automatic type and torque rating.

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Confirm Your Vehicle

MakeSubaru

ModelImpreza

Generation2008 ->

Engine2.0 D Boxer 150hp

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.

We recommend discussing your specific vehicle with a qualified remap professional before proceeding.

Engine	BHP	Gain	Torque	Gain	Score
2.5T WRX 230hp	230 → 260	+30	320 → 380	+60	Good (7/10)
2.0T 268hp	268 → 300	+32	350 → 400	+50	Good (6.5/10)
2.5T WRX STI 300hp	300 → 330	+30	407 → 467	+60	Good (6/10)