Your Vehicle
Infiniti FX 3.7 V6 331hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Stage 1: file 100 € online, installation quoted by the workshop Ask for a quote
Power HP
Torque Nm
Stage 1 for this engine: quote first, then the file online
The file costs 100 € online; the installation depends on how your ECU is worked on and the workshop confirms it. Ask for a quote: you receive the price and the link to buy the file. · terms
Power Graph
Infiniti FX 3.7 V6 331hp: da 331 a 350HP
Remapping Infiniti FX
MasterTuning develops remapping for Infiniti. La Infiniti FX 3.7 V6 331hp può passare da 331 HP a 350 HP con un incremento di 19 HP.
The development of each remap is customized by MasterTuning.
- 100% customised files with lifetime warranty
- Reference values for Stage 1: the file is developed on your vehicle and checked in the workshop
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Infiniti FX 3.7 V6 331hp
The Infiniti FX 3.7 V6 331hp is equipped with a petrol engine that produces 331 HP and 366 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Infiniti can achieve 350 HP (+6%) and 385 Nm (+5%).
Our Stage 1 tuning for the FX 2008-2013 delivers an impressive gain of +19 HP and +19 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code VQ37VHR identifies this specific powerplant configuration.
With 331 HP from factory, this Infiniti FX is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — Infiniti FX 3.7 V6 331hp
Factory technical data for the Infiniti FX 3.7 V6 331hp (2008-2013), used by MasterTuning engineers to develop a remap tailored to this specific powerplant. Figures shown are reference values for Stage 1; the file is developed on your vehicle and checked in the workshop.
| Engine code | VQ37VHR |
|---|---|
| Fuel | Petrol |
| Compression ratio | 11.0 |
| Bore × stroke | 95.5 X 86.0 mm |
| Stock power | 331 HP · 366 Nm |
| Remapped power (Stage 1) | 350 HP (+19) · 385 Nm (+19) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Infiniti FX.
Frequently Asked Questions - Infiniti FX
How much power can I gain from remapping my Infiniti FX?
With MasterTuning Stage 1, your Infiniti FX 3.7 V6 331hp can gain +19 HP (from 331 to 350 HP) and +19 Nm of torque. This represents a 6% increase in power.
Is ECU remapping safe for the Infiniti FX engine?
Yes, MasterTuning's remapping for the Infiniti FX 3.7 V6 331hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the VQ37VHR engine.
Is the Infiniti ECU remapping reversible?
Absolutely. The original factory calibration of your Infiniti FX is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Infiniti warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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