Mercedes CL 63 AMG (5.5T) 544 hp — Stage 1 file (+46 hp)

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Chip tuning for Mercedes CL 63 AMG (5.5T) 544 hp ECU

Mercedes CL (2010 - W216) 63 AMG (5.5T) 544 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 544 to 590 hp (+46 hp, +8%) and torque from 800 to 950 Nm (+150 Nm). This engine ships with different ECU variants: Bosch MED17.7.1, Bosch MED17.7.3, Siemens/Continental VGS4-NAG2, Siemens/Continental VGSx-NAG2. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 4 configurations · 4 ECU variants. The 2010 generation — mid-generation petrol ECUs (MEDC17/MEVD17/Simos PCR), OBD flash on production revisions.

Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. 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. Mercedes encryption is among the toughest in the industry, especially on modern models. Top AMG engines offer significant potential with a downpipe + intake. AMG is Mercedes's performance division (since 1967), acquired by Mercedes in 1999.

Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. The AMG community is active in Germany, but the protection is the toughest in the industry, so Stage 1 on AMG usually requires Bench. The Mercedes community in Europe has a large pool of available Stage files for the standard models. AMG Performance Studio is Mercedes's in-house tuning studio for bespoke projects. 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).

Frequently asked questions

What power gain do you get after chip tuning the Mercedes CL 63 AMG (5.5T) 544 hp?

After Stage 1 the power of the Mercedes CL 63 AMG (5.5T) 544 hp rises from 544 to 590 hp, a gain of 46 hp (+8%). Torque rises from 800 to 950 Nm (+150 Nm).

How does Stage 1 differ from stock on the Mercedes CL?

Stage 1 chip tuning of the Mercedes CL is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +46 hp with no hardware changes.

What is the Stage 1 potential of the Mercedes CL 63 AMG (5.5T) 544 hp?

Stage 1 for the Mercedes CL 63 AMG (5.5T) 544 hp unlocks the potential built in by the factory but artificially capped to meet mass-market targets. A base of 750-800 hp is achievable once hardware is added.

How much does Stage 2 add on the Mercedes CL?

Stage 2 on the Mercedes CL 63 AMG (5.5T) 544 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Which ECUs are found on the Mercedes CL 63 AMG (5.5T) 544 hp?

The Mercedes CL 63 AMG (5.5T) 544 hp was fitted with different ECUs depending on the year and trim: Bosch MED17.7.1, Bosch MED17.7.3, Siemens/Continental VGS4-NAG2, Siemens/Continental VGSx-NAG2. The write method (OBD, Bench, Boot) is determined when the unit is read.

What happens to the Mercedes CL warranty after chip tuning?

The factory warranty of the Mercedes CL 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 CL take?

On the Mercedes CL 63 AMG (5.5T) 544 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 CL?

Yes, the original ECU firmware of the Mercedes CL 63 AMG (5.5T) 544 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 CL?

Stage 1 for the Mercedes CL 63 AMG (5.5T) 544 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