Jeep Grand Cherokee 5.7i cylinder desact. 365 hp — Stage 1 file (+15 hp)
hp
Stage 1 file for Jeep Grand Cherokee 5.7i cylinder desact. 365 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Jeep Grand Cherokee 5.7i cylinder desact. 365 hp ECU
Jeep Grand Cherokee (2021 - WL) 5.7i cylinder desact. 365 hp — mass-market petrol engine of the passenger segment of the Stellantis group (США, 1941). Stage 1 chip tuning raises power from 365 to 380 hp (+15 hp, +4%) and torque from 530 to 560 Nm (+30 Nm). ECU — Siemens/Continental GPEC2A. Flashing method: OBD or Bench depending on the unit's protection. The ZF 8HP75 TCU is calibrated with a separate file — torque limiter and shift maps for Stage 1. In the CHIPOK database: 2 configurations · 2 ECU variants. A 2021 petrol engine — the latest era of encrypted firmware; OBD access is available on production units, Bench on sport models.
Jeep is part of the Stellantis group (formerly FCA). Jeep specialises in four-wheel-drive off-roaders and crossovers. Trail Rated is Jeep's signature certification for off-road capability. The Jeep Trackhawk is the flagship, powered by the Hellcat-family supercharged Hemi V8. Jeep's petrol range comprises the Pentastar V6, the Hemi V8 and turbo four-cylinders. The Trackhawk and SRT have significant potential with supporting hardware.
In Europe the Jeep community is growing thanks to the diesel versions. The Jeep community in the US offers a large pool of ready-made Stage files for off-road use. With supporting hardware, the Trackhawk confidently reaches Stage 2. Top-tier Jeep Trackhawk/SRT engines sit at the power ceiling of American SUVs; the gain is significant.
Aisin transmissions feature on the compact crossovers. Jeep uses the ZF 8HP on premium models. The Trackhawk and SRT come with a reinforced ZF 8HP.
Frequently asked questions
How much does the power of the Jeep Grand Cherokee 5.7i cylinder desact. 365 hp increase after Stage 1?
Stage 1 chip tuning on the Jeep Grand Cherokee 5.7i cylinder desact. 365 hp boosts engine output by 15 hp: from 365 to 380 hp. Torque rises from 530 to 560 Nm (+30 Nm).
What changes in the Jeep Grand Cherokee ECU after Stage 1?
Stage 1 chip tuning of the Jeep Grand Cherokee is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +15 hp with no hardware changes.
What is the Stage 1 potential of the Jeep Grand Cherokee 5.7i cylinder desact. 365 hp?
On the top-spec Jeep Grand Cherokee 5.7i cylinder desact. 365 hp engine, Stage 1 is the starting point before Stage 2 with a downpipe, intake and a larger intercooler. The mass-market factory calibration leaves substantial headroom for an aggressive software tune.
How much does Stage 2 add on the Jeep Grand Cherokee?
Stage 2 for the Jeep Grand Cherokee 5.7i cylinder desact. 365 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.
Which ECU is fitted to the Jeep Grand Cherokee 5.7i cylinder desact. 365 hp?
The Jeep Grand Cherokee 5.7i cylinder desact. 365 hp ECU is the Siemens/Continental GPEC2A. Production versions support OBD access; locked variants require Bench (BDM/JTAG).
Is the ZF 8HP75 TCU calibrated together with Stage 1?
Yes, on the Jeep Grand Cherokee 5.7i cylinder desact. 365 hp the ZF 8HP75 TCU is calibrated with a separate file. The torque limit, shift maps, launch control rpm and clutch torque map are changed. The factory torque limiter in the TCU is usually below what the engine can deliver after Stage 1.
What happens to the Jeep Grand Cherokee warranty after chip tuning?
The factory warranty of the Jeep Grand Cherokee does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.
How long does remapping the Jeep Grand Cherokee take?
On the Jeep Grand Cherokee 5.7i cylinder desact. 365 hp: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.
Is the original file kept when chip tuning the Jeep Grand Cherokee?
Yes, the original ECU firmware of the Jeep Grand Cherokee 5.7i cylinder desact. 365 hp is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.
What is the price of a Stage 1 remap for the Jeep Grand Cherokee?
Stage 1 for the Jeep Grand Cherokee 5.7i cylinder desact. 365 hp is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.