Mercedes Benz C 230 K - 192bhp tuning file
W203 (2004–2007) · Petrol · ECU: Siemens/Continental SIM4LKE / Bosch ME9.7
Stage 1 remap: +33 bhp & +50 Nm
ECU
Read methods
Available solutions
With a bespoke remap the Mercedes Benz C 230 K - 192bhp gains +33 bhp and +50 Nm, rising from 192 bhp / 260 Nm to 225 bhp / 310 Nm (17% more power). We build each tuning file around the software number of your read on the Siemens/Continental SIM4LKE / Bosch ME9.7, so nothing generic goes back into the car. Add DECAT, DTC Removal, FLAPS, Pop & Bang Crackle map to the same file if needed.
Who is this remap for?
Naturally aspirated petrol engines gain less than turbo engines, but a remap still improves throttle response and smooths out flat spots in the power delivery. 192 → 225 bhp equals roughly 143 → 168 kW.
Figures are guide values from our rolling road and comparable vehicles. Results depend on the vehicle's condition, hardware and fuel quality. Remapping in the UK: let your insurer know about the modification. DPF, EGR and AdBlue solutions are supplied for off-road and motorsport use only and are not legal for use on UK roads.
Engine specification
| Fuel type | Petrol |
| Engine size | 1796 CC |
| Compression ratio | 9.0 : 1 |
| Bore × stroke | 82.0 X 85.0 mm |
| Engine code | M271.948 |
Other Mercedes Benz C W203 (2004–2007) engines
Try our tuning file service today
Open a free account on the file service portal, claim 5 test credits and upload your first read – most files are back with you in under 15 minutes.