Mercedes G 550 EU6 (4.0T) 416 hp — Stage 1 file (+84 hp)

or choose step by step
1
Choose a vehicle type

Chip tuning for Mercedes G 550 EU6 (4.0T) 416 hp ECU

Mercedes G (2000 - W463-II) 550 EU6 (4.0T) 416 hp — premium petrol engine of the passenger segment of the Mercedes-Benz Group AG (Mercedes-Benz, AMG, Maybach, Smart, EQ) group (Германия, 1926). Stage 1 chip tuning raises power from 416 to 500 hp (+84 hp, +20%) and torque from 610 to 720 Nm (+110 Nm). This engine ships with different ECU variants: Bosch MED17.7.5, Bosch VGS3-NAG3. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 2 configurations · 2 ECU variants. A petrol engine built in 2000 — the era before widespread firmware encryption, OBD flash without complications.

Maybach is Mercedes's ultra-luxury sub-brand. Mercedes-Benz is the world's oldest carmaker, founded in 1926 by the merger of Daimler-Motoren-Gesellschaft and Benz & Cie. The Mercedes slogan is 'Das Beste oder nichts' ('The best or nothing'). AMG engines are a well-known base with plenty of headroom for Stage 2. AMG Performance Studio is the factory tuning studio for bespoke work. Mercedes encryption is among the toughest in the industry, especially on modern models.

Stage 1 on Mercedes often requires refreshing the adaptations after the flash. Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. The Mercedes community in Europe has a large pool of available Stage files for the standard models. Bench reading is a mandatory procedure for modern AMG models. Top AMG engines sit at the Mercedes power ceiling, and the gain is significant. AMG engines are a well-known base once hardware is added (downpipe + intake + intercooler). Brabus is a premium alternative to AMG for the top models.

Frequently asked questions

How many horsepower does the Mercedes G 550 EU6 (4.0T) 416 hp reach after a remap?

Stage 1 chip tuning on the Mercedes G 550 EU6 (4.0T) 416 hp boosts engine output by 84 hp: from 416 to 500 hp. Torque rises from 610 to 720 Nm (+110 Nm).

What changes in the Mercedes G ECU after Stage 1?

Stage 1 chip tuning of the Mercedes G is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +84 hp with no hardware changes.

What is the Stage 1 potential of the Mercedes G 550 EU6 (4.0T) 416 hp?

On the top-spec Mercedes G 550 EU6 (4.0T) 416 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 Mercedes G?

Stage 2 for the Mercedes G 550 EU6 (4.0T) 416 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 ECUs are found on the Mercedes G 550 EU6 (4.0T) 416 hp?

The Mercedes G 550 EU6 (4.0T) 416 hp was fitted with different ECUs depending on the year and trim: Bosch MED17.7.5, Bosch VGS3-NAG3. The write method (OBD, Bench, Boot) is determined when the unit is read.

What happens to the Mercedes G warranty after chip tuning?

The factory warranty of the Mercedes G 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 Mercedes G take?

On the Mercedes G 550 EU6 (4.0T) 416 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 Mercedes G?

Yes, the original ECU firmware of the Mercedes G 550 EU6 (4.0T) 416 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 Mercedes G?

Stage 1 for the Mercedes G 550 EU6 (4.0T) 416 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.

Last updated: 01.09.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno