Considering an ECU remap for your Infiniti FX 3.7 V6 320hp? A Stage 1 remap can take this 2008-2013 petrol engine from 320 BHP to 350 BHP and from 360 Nm to 385 Nm of torque (naturally aspirated). This engine scores 4/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Infiniti FX can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The Infiniti FX 3.7 V6 320hp is a 3.7L naturally aspirated petrol engine producing 320 BHP and 360 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 350 BHP and 385 Nm — a gain of around 30 BHP (9%) and 25 Nm (7%).
This engine has limited remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as limited, based on the percentage gain available from the factory output.
Considerations: Naturally aspirated engine: gains are usually limited; results vary widely.
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.
| Engine | BHP | Gain | Torque | Gain |
|---|
| Score |
|---|
| 3.0d 211hp | 211 → 280 | +69 | 550 → 600 | +50 | Good (7.5/10) |
| 3.0d 238hp | 238 → 280 | +42 | 550 → 600 | +50 | Good (6/10) |
| 3.5 V6 302hp | 302 → 317 | +15 | 355 → 382 | +27 | Moderate (4/10) |
| 3.7 V6 331hp | 331 → 350 | +19 | 366 → 385 | +19 | Moderate (4/10) |
| 5.0 V8 390hp | 390 → 417 | +27 | 500 → 532 | +32 | Limited (3.5/10) |
Get a personalised remap quote for your Infiniti FX. We'll connect you with a trusted professional in your area.
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.
