Mercedes C220d W205 Stage 1 Remap

Expected gains, ECU details and cost for the C220d diesel

Written by Chris Dennis, RemapIQ  |  Reviewed: 21 August 2026
Vehicle-specific tuning figures vary by ECU, software version, gearbox and hardware. RemapIQ verifies the exact vehicle before programming.

The C220d is a strong candidate for a conservative Stage 1 tune because the car already offers good refinement and economy. The remap is aimed at making the car easier to drive and less dependent on downshifts when accelerating normally.

Vehicle specification

VehicleMercedes C220d
GenerationW205
Engine2.0-litre turbo diesel
Factory power170–194 bhp (typical)
Factory torque400–440 Nm (typical)
Typical Stage 1 power205–225 bhp (vehicle-dependent)
Typical Stage 1 torque450–500 Nm (vehicle-dependent)
MethodOBD / Bench depending on ECU
PriceFrom £219 — request a quote for exact pricing

What changes with Stage 1?

We improve mid-range torque and throttle response while keeping the car comfortable and predictable. That suits the C-Class well because it is usually used as a daily driver or long-distance commuter.

Expected power and torque

Typical gains are 205–225 bhp and 450–500 Nm, though the exact result depends on the ECU version and the health of the car.

What we check first

We look at battery health, DPF status, fault memory and any evidence of boost or EGR issues.

Known vehicle-specific considerations

  • The 2.0 diesel is usually very tunable if maintained properly.
  • Automatic gearbox support depends on the exact transmission and software.
  • A tidy service history is important on modern Mercedes diesels.

Frequently asked questions

Is the C220d a good Stage 1 car?expand_more

Yes, especially for drivers who want more torque and easier overtaking.

Does it need a gearbox tune?expand_more

Not always, but it can be beneficial if supported.

Can you do it at my property?expand_more

Yes, if we have suitable access.

Is it reversible?expand_more

Yes.

Related services

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