Remote ECU tune · 3.7L VQ37VHR
A custom Stage 1, 2 or 3 calibration for your Nissan 370Z / Infiniti G37, built by hand by a real tuner from your own stock file and datalog, and back with you within three hours of the file arriving. We tune these cars remotely, worldwide: you read and flash with your own HP Tuners interface, and you pay only once the tune is delivered.
Stock vs tuned
From the factory the Nissan 370Z / Infiniti G37 makes 332 hp and 270 lb-ft (366 Nm). A Stage 1 tune typically adds 15–25 hp and 15–26 lb-ft, for around 347–357 hp in total. With bolt-ons and a Stage 2 calibration that grows to +50–80 hp, and a Stage 3 build — a turbocharger kit or upgraded turbo, with the fuelling to support it — typically lands at 482–612 hp.
| Stage | Added power | Added torque | Total power | Total torque |
|---|---|---|---|---|
| Stock | — | — | 332 hp | 270 lb-ft (366 Nm) |
| Stage 1 | +15–25 hp | +15–26 lb-ft (+20–35 Nm) | 347–357 hp | 285–296 lb-ft (386–401 Nm) |
| Stage 2 | +50–80 hp | +41–63 lb-ft (+55–85 Nm) | 382–412 hp | 311–333 lb-ft (421–451 Nm) |
| Stage 3 | +150–280 hp | +89–170 lb-ft (+120–230 Nm) | 482–612 hp | 358–440 lb-ft (486–596 Nm) |
Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
Stages & prices
One flat price per stage, the same for every car: $250 for Stage 1, $450 for Stage 2 and $650 for Stage 3. Ordering is free and you pay only once the finished tune is delivered. 2 free revisions are included with every order. Gearbox (TCM) shift tuning is included wherever your car's transmission controller can be accessed.
Software only. Every map in the Hitachi is recalibrated for the Nissan 370Z / Infiniti G37 as it sits today — spark, fuelling, throttle response and limiters — against the datalog you send.
For a Nissan 370Z / Infiniti G37 with bolt-ons fitted — intake, exhaust, headers or downpipe, and an intercooler where the car has one. The airflow and fuelling are rebuilt around the hardware you actually have.
Stage 3 on the Nissan 370Z / Infiniti G37 means a turbocharger kit or upgraded turbo, with the fuelling to support it. The fuel, spark and boost maps are written from scratch for your exact combination.
Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
Before you order
How it works
FAQ
Typically 15–25 hp and 15–26 lb-ft (20–35 Nm) over the stock 332 hp, for around 347–357 hp in total. Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
An HP Tuners interface (we recommend the MPVI4), the HP Tuners credits needed to license the Hitachi for writing, and your stock file plus a datalog of a drive. You read and flash the car yourself; we build the calibration.
Your custom tune is delivered within three hours of your stock file arriving. Six tuners work three shifts, so a file that lands in the middle of the night is picked up just as fast.
Stage 1 is $250, Stage 2 is $450 and Stage 3 is $650, flat. Ordering is free and you pay only once the finished tune is delivered. 2 free revisions are included with every order.
Stage 3 on the Nissan 370Z / Infiniti G37 means a turbocharger kit or upgraded turbo, with the fuelling to support it. The maps are written from scratch for your build, and typical results are 150–280 hp over stock. Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
