Mercedes SLS 63 AMG GT (6.2i) 591 hp — Stage 1 file (+19 hp)

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Chip tuning for Mercedes SLS 63 AMG GT (6.2i) 591 hp ECU

Mercedes SLS (2010 - C/R197) 63 AMG GT (6.2i) 591 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 591 to 610 hp (+19 hp, +3%) and torque from 650 to 670 Nm (+20 Nm). ECU — Bosch ME9.7. Flashing method: OBD or Bench depending on the unit's protection. A petrol engine built in 2010 — a Tricore platform without strong protection; OBD access works.

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'). Top AMG engines offer significant potential with a downpipe + intake. AMG is Mercedes's performance division (since 1967), acquired by Mercedes in 1999. The Mercedes petrol range spans compacts, premium saloons, SUVs, roadsters and AMG flagships.

Stage 1 on Mercedes often requires refreshing the adaptations after the flash. On Mercedes up to the recent generation, Stage 1 OBD flash is available. AMG engines confidently reach Stage 2 with a downpipe + intake. 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 SLS 63 AMG GT (6.2i) 591 hp reach after a remap?

Stage 1 chip tuning on the Mercedes SLS 63 AMG GT (6.2i) 591 hp boosts engine output by 19 hp: from 591 to 610 hp. Torque rises from 650 to 670 Nm (+20 Nm).

What changes in the Mercedes SLS ECU after Stage 1?

Stage 1 chip tuning of the Mercedes SLS is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +19 hp with no hardware changes.

What is the Stage 1 potential of the Mercedes SLS 63 AMG GT (6.2i) 591 hp?

On the top-spec Mercedes SLS 63 AMG GT (6.2i) 591 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 SLS?

Stage 2 for the Mercedes SLS 63 AMG GT (6.2i) 591 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 Mercedes SLS 63 AMG GT (6.2i) 591 hp?

The Mercedes SLS 63 AMG GT (6.2i) 591 hp ECU is the Bosch ME9.7. Production versions support OBD access; locked variants require Bench (BDM/JTAG).

What happens to the Mercedes SLS warranty after chip tuning?

The factory warranty of the Mercedes SLS 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 SLS take?

On the Mercedes SLS 63 AMG GT (6.2i) 591 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 SLS?

Yes, the original ECU firmware of the Mercedes SLS 63 AMG GT (6.2i) 591 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 SLS?

Stage 1 for the Mercedes SLS 63 AMG GT (6.2i) 591 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: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno