Mercedes Cl 65 AMG 500
ECU Remapping
Mercedes Cl 65 AMG 500. Standard and remapped figures for this exact engine.

- Fully dyno tested remaps
- 30 day money back guarantee
- Lifetime software warranty
- UK-wide local network
Remap stats
Mercedes Cl 65 AMG 500: standard vs remapped
Petrol engine. Indicative stage 1 figures, fully dyno tested.
Power
+93 bhp · +15%- Standard612 bhp
- Remapped705 bhp
Torque
+115 Nm · +12%- Standard1000 Nm
- Remapped1115 Nm
Tuning figures are indicative estimates, not guaranteed results. Actual results depend on the condition of the vehicle.
Prices from £130
Fully dyno tested | 30 day money back guarantee | Lifetime software warranty
The Mercedes Cl 65 AMG 500 produces 612 bhp and 1000 Nm of torque as standard. After a stage 1 ECU remap across the UK, our figures show 705 bhp and 1115 Nm: a gain of 93 bhp (15%) and 115 Nm (12%).
Treat the numbers as a guide: they are stage 1 estimates for a petrol Mercedes CL-class in sound condition, and individual cars differ.
Mercedes Cl 65 AMG 500 power and torque after remapping
- Fuel: Petrol
- Standard power: 612 bhp, remapped: 705 bhp (+93 bhp, +15%)
- Standard torque: 1000 Nm, remapped: 1115 Nm (+115 Nm, +12%)
- Service: stage 1 ECU remap, fully dyno tested
What a remap does for a petrol Mercedes CL-class
On a petrol car the ECU controls fuelling, spark timing and any turbo boost. A remap re-calibrates those maps within safe limits, so the car responds more eagerly and pulls harder through the rev range.
Mercedes Cl 65 AMG 500 against other CL-class engines
Among the 8 petrol CL-class engines we have figures for, the Cl 65 AMG 500 ranks 1st for power gain, 40 bhp above the CL-class petrol average of 53 bhp.
Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 93 bhp and 115 Nm sits at or above that benchmark.
Remapping your Mercedes CL-class across the UK
Our network covers the whole of the UK through local Remap Experts sites. Find your area to get a quote from a specialist near you.
Every remap is fully dyno tested and comes with a 30 day money back guarantee and a lifetime software warranty. Call 0800 779 7864 for a quote.

Get a quote for your Mercedes Cl 65 AMG 500
Tell us about your car and we will come back with a quote by SMS or phone.
Included
What we can do for your Mercedes CL-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.
From quote to remapped in four steps
No jargon and no pressure. Here is exactly what happens.
- 01
Find your vehicle
Choose your make, model and engine to see the standard and remapped power and torque for your car.
- 02
Request a quote
Send your details and we contact you by SMS or call back with a quote. No obligation.
- 03
Book with your local site
Your local Remap Experts site arranges the remap and answers any questions about your car.
- 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.
- 6 min read
What is ECU remapping?
The engine control unit, what a remap changes, and who it suits.
Read guide - 5 min read
The benefits of ECU remapping
More torque, better driveability and the potential for better economy.
Read guide - 6 min read
How ECU remapping works, step by step
From reading the original software to the dyno test.
Read guide