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Mercedes S-class S 63 AMG 525(+05)
ECU Remapping

Mercedes S-class S 63 AMG 525(+05). Standard and remapped figures for this exact engine.

+43 bhpPower gain
+60 NmTorque gain
568 bhpRemapped power
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  • Fully dyno tested remaps
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Remap stats

Mercedes S-class S 63 AMG 525(+05): standard vs remapped

Petrol engine. Indicative stage 1 figures, fully dyno tested.

Power

+43 bhp · +8%
Standard525 bhp
Remapped568 bhp

Torque

+60 Nm · +10%
Standard630 Nm
Remapped690 Nm

Tuning figures are indicative estimates, not guaranteed results. Actual results depend on the condition of the vehicle.

Prices from £130

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Out of the box the Mercedes S-class S 63 AMG 525(+05) gives 525 bhp and 630 Nm. Remapped across the UK, we record 568 bhp and 690 Nm, so 43 bhp and 60 Nm more, or 8% and 10% respectively.

These are indicative figures for a petrol Mercedes S-class in good health. Your own results depend on the condition of the car.

Mercedes S-class S 63 AMG 525(+05) remap figures

  • Fuel: Petrol
  • Standard power: 525 bhp, remapped: 568 bhp (+43 bhp, +8%)
  • Standard torque: 630 Nm, remapped: 690 Nm (+60 Nm, +10%)
  • Service: stage 1 ECU remap, fully dyno tested

What a remap does for a petrol Mercedes S-class

Factory petrol calibrations leave margin for poor fuel and hot climates. A remap tunes the ignition, fuelling and boost maps to make better use of that margin, which shows up as livelier throttle response and stronger acceleration.

How the Mercedes S-class S 63 AMG 525(+05) compares

Ranked by power gain against the other petrol S-class engines (16 in total), the S 63 AMG 525(+05) is 3rd, 11 bhp above the S-class petrol average of 32 bhp.

Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 43 bhp and 60 Nm sits at or above that benchmark.

Mercedes S-class engine tuning

Remap Experts is a UK network of local remapping sites. Use Find a Local Tuner to reach your nearest site and get an exact quote.

All our remaps are fully dyno tested, backed by a 30 day money back guarantee and covered by a lifetime software warranty. Request a quote online or call 0800 779 7864.

Get a quote for your Mercedes S-class S 63 AMG 525(+05)

Send your registration and we will confirm the exact remap, the price and the next available slot.

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Included

What we can do for your Mercedes S-class

  • Stage 1 ECU remap

    Add power and torque and improve driveability. Software only, tailored to your engine.

  • ECU repair and testing

    Is your engine control unit playing up? We can arrange testing and repair, and source replacement ECUs.

  • DPF and EGR fault repair

    Persistent DPF or EGR errors diagnosed and resolved in accordance with all current road-legal standards.

  • Engine carbon cleaning

    Fault finding and carbon cleaning for the inside of your engine, typically completed in a couple of hours.

Same model

Other S-class engines

From quote to remapped in four steps

No jargon and no pressure. Here is exactly what happens.

  1. 01

    Find your vehicle

    Choose your make, model and engine to see the standard and remapped power and torque for your car.

  2. 02

    Request a quote

    Send your details and we contact you by SMS or call back with a quote. No obligation.

  3. 03

    Book with your local site

    Your local Remap Experts site arranges the remap and answers any questions about your car.

  4. 04

    Remapped and dyno tested

    Your remap is fully dyno tested, with a 30 day money back guarantee and a lifetime software warranty.

Everything you need to know

Plain-English guides to how remapping works, what it does and what to check first.

All guides

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Ready to unlock your engine?

Tell us about your vehicle and we will contact you by SMS or call back with a quote. No obligation.

  • Fully dyno tested remaps
  • 30 day money back guarantee
  • Lifetime software warranty
0800 779 7864

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