Mercedes SL 600 394
ECU Remapping Bath
Mercedes SL 600 394 in Bath. 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 SL 600 394: standard vs remapped
Petrol engine. Indicative stage 1 figures, fully dyno tested.
Power
+20 bhp · +5%- Standard394 bhp
- Remapped414 bhp
Torque
+35 Nm · +6%- Standard570 Nm
- Remapped605 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
What does a remap do for the Mercedes SL 600 394? Our figures show power up from 394 to 414 bhp (+5%) and torque up from 570 to 605 Nm (+6%), a stage 1 result you can book in Bath.
Treat the numbers as a guide: they are stage 1 estimates for a petrol Mercedes SL-class in sound condition, and individual cars differ.
Mercedes SL 600 394: remap at a glance
- Fuel: Petrol
- Standard power: 394 bhp, remapped: 414 bhp (+20 bhp, +5%)
- Standard torque: 570 Nm, remapped: 605 Nm (+35 Nm, +6%)
- Service: stage 1 ECU remap, fully dyno tested
How ECU remapping works on a petrol Mercedes SL-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.
Mercedes SL 600 394 against other SL-class engines
Ranked by power gain against the other petrol SL-class engines (11 in total), the SL 600 394 is 8th, 8 bhp below the SL-class petrol average of 28 bhp.
Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 20 bhp and 35 Nm sits below that benchmark.
Mercedes SL-class performance tuning in Bath
This is the Bath site of the Remap Experts network, serving local drivers. We regularly work with drivers in Midsomer Norton, Westbury, Swindon, Radstock and Melksham and nearby areas of the South West.
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.
If you are closer to Bristol, Somerset and Southampton, those neighbouring Remap Experts sites can help too.

Ready for ECU remapping on your Mercedes SL-class in Bath?
Send your details and a specialist will confirm what is possible for your engine.
Included
What we can do for your Mercedes SL-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 SL-class engines
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