Considering an ECU remap for your Infiniti EX 3.7 V6 320hp? A Stage 1 remap can take this All petrol engine from 320 BHP to 339 BHP and from 366 Nm to 389 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 EX can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The Infiniti EX 3.7 V6 320hp is a 3.7L naturally aspirated petrol engine producing 320 BHP and 366 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 339 BHP and 389 Nm — a gain of around 19 BHP (6%) and 23 Nm (6%).
This engine has limited remap suitability, though the available headroom is limited, so gains are modest compared to higher-output variants. 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 (6.5/10) |
| 3.5 V6 295hp | 295 → 317 | +22 | 366 → 382 | +16 | Moderate (4/10) |
Get a personalised remap quote for your Infiniti EX. 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.
