2012 Toyota Scion xB Tuning Guide
Tuning Summary
The 2012 Scion xB has a good aftermarket support for parts and tuning, with options for engine upgrades like cold air intakes, exhaust systems, and even turbo kits. While not a performance-oriented vehicle from the factory, its unique design and cult following make it a candidate for customization. The availability of ECU tuning software indicates a degree of engine tunability.
Tunability Score
Max HP Gain
50+ HP (cumulative)
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- Tuning Score
- 5/10
3 published stage paths
Tuning score is 5 out of 10.
- ECU Access
- Moderate
Access limits faster builds
ECU access is Moderate with a score of 4 out of 10.
- Aftermarket Support
- Good
Support varies by build target
Aftermarket support is Good with a score of 5 out of 10.
- Estimated HP Gain
- +50+ HP (cumulative)
Highest published stage gain
Estimated peak stage gain is about +50+ HP (cumulative).
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Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.
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