Remote ECU tune · 5.7 HEMI V8
A custom Stage 1, 2 or 3 calibration for your Ram 1500 5.7 HEMI, 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 Ram 1500 5.7 HEMI makes 395 hp and 410 lb-ft (556 Nm). A Stage 1 tune typically adds 15–25 hp and 15–26 lb-ft, for around 410–420 hp in total. With bolt-ons and a Stage 2 calibration that grows to +35–65 hp, and a Stage 3 build — adding a supercharger or other forced induction, with the fuelling to support it — typically lands at 545–615 hp.
| Stage | Added power | Added torque | Total power | Total torque |
|---|---|---|---|---|
| Stock | — | — | 395 hp | 410 lb-ft (556 Nm) |
| Stage 1 | +15–25 hp | +15–26 lb-ft (+20–35 Nm) | 410–420 hp | 425–436 lb-ft (576–591 Nm) |
| Stage 2 | +35–65 hp | +35–66 lb-ft (+48–90 Nm) | 430–460 hp | 446–476 lb-ft (604–646 Nm) |
| Stage 3 | +150–220 hp | +148–192 lb-ft (+200–260 Nm) | 545–615 hp | 558–602 lb-ft (756–816 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 Chrysler PCM is recalibrated for the Ram 1500 5.7 HEMI as it sits today — spark, fuelling, throttle response and limiters — against the datalog you send.
For a Ram 1500 5.7 HEMI 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 Ram 1500 5.7 HEMI means adding a supercharger or other forced induction, 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 395 hp, for around 410–420 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 Chrysler PCM 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 Ram 1500 5.7 HEMI means adding a supercharger or other forced induction, with the fuelling to support it. The maps are written from scratch for your build, and typical results are 150–220 hp over stock. Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
