Stage 2 ECU Tune – Infiniti G37 (2009–2013)

$350.00

Stage 2 ECU tune for 2009–2013 Infiniti G37. Requires intake, headers, high-flow cats, and catback exhaust.
Gain up to +53 HP and up to +43 lb-ft. Pops, bangs, and crackles optional.

 

Pay with Zelle and you will pay the price as shown (no additional charges for tax, shipping, etc).

Description

Stage 2 ECU Tune – Infiniti G37 (2009–2013)

Typical Dyno Results

  • Power: 321 HP → 374 HP (+53 HP)
  • Torque: 266 lb-ft → 308 lb-ft (+43 lb-ft)
  • Massive gains in both peak and midrange output with full exhaust and intake mods

Dyno Chart - Stage 2 G37 Tune

What’s Included

  • Speed limiter (V-Max) removed
  • Max torque limits raised
  • Ignition timing optimized for bolt-ons
  • WOT fueling calibrated for high-flow intake and exhaust
  • Torque management reduced for sharper response
  • Optional lambda off for high-flow cats and headers
  • Pops, bangs, burbles, or crackles can be added by request

This tune requires supporting mods: aftermarket intake, headers, high-flow catalytic converters, and a full catback exhaust system.

The air inlet tube must remain stock diameter around the MAF for accurate airflow readings.

Service Options

  1. Shop Visit: Flash done in-house while you wait.
  2. Mail-in ECU: Send us your ECU, we’ll tune and return it tracked and insured.

Vehicle Compatibility

Infiniti G37 Coupe & Sedan (2009–2013) with the VQ37VHR 3.7L V6.

UpRev Alternative

We are not trying to compete with UpRev. UpRev supports advanced features like boost, map switching, and launch control.
If you’re building a forced induction setup or need multiple tunes, that’s the better (and more expensive) option.

Our goal is reliable, aggressive tuning for naturally aspirated G37s with bolt-ons — at a lower price.
No switchable maps. No fluff. Just real power.