What stage is best for most owners on the 2017 Subaru Outback?

Stage 1 is the best first step for most owners because it offers best entry stage and a published cost of $300 - $700.

Is the ECU easy to tune on the 2017 Subaru Outback?

ECU access is listed as moderate, with OBD flash available via COBB Accessport. Custom tuning recommended for optimal results with modifications..

How much does it cost to tune a 2017 Subaru Outback?

budget build builds typically run $500 - $1,500. street performance builds typically run $1,500 - $3,000. track ready builds typically run $3,000+.

What is the best handling upgrade for the 2017 Subaru Outback?

Sway Bars is a strong starting point because it upgraded front and rear sway bars significantly reduce body roll, improving cornering stability and steering response..

What should you fix before tuning a 2017 Subaru Outback?

Start with Steering System Issues, Brake System Concerns, Electrical System Failures before adding more boost or torque.

What wheel and tire setup works best on the 2017 Subaru Outback?

For the 2017 Subaru Outback, wheel and tire setup should balance handling goal, street fitment, and tire strategy.

What is the best tuning stage for the 2017 Subaru Outback?

Stage 1 is the best fit for most owners, with +5-10 hp expected gain and budget around $300 - $700.

How much horsepower does tuning add to the 2017 Subaru Outback?

Stage 1 typically adds +5-10 hp, while Stage 2 can reach +20-30 hp with more supporting hardware.

How much does it cost to tune the 2017 Subaru Outback?

Stage 1 is usually $300 - $700, while Stage 2 is usually $1,000 - $2,000.

2017 Subaru Outback (EZ36) Tuning Guide

Name: Tuning dataset for 2017 Subaru Outback
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller2 Sources Analyzed5 Critical Recalls

Tuning Summary

The Subaru Outback 3.6R has a naturally aspirated 6-cylinder engine with decent power, and while not as common as some other platforms, there is some aftermarket support for performance modifications. Its cult following and "sleeper" potential for its class also contribute to its tuning appeal.

View Stage 1 (Best first mods)

Choose your path

Stage 1 Stage 2 Stage 3

Tunability Score

Max HP Gain

Highly variable, significant risk

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Tuning Score: 6/10

3 published stage paths

ECU Access: Moderate

Access limits faster builds

Aftermarket Support: Moderate

Support varies by build target

Estimated HP Gain: +Highly variable, significant risk

Highest published stage gain

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Sources

Show 2 sources

MethodologyHow we score →

Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.

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