Mercedes R 320 CDI 224
ECU Remapping in Bath

Mercedes R 320 CDI 224: remap at a glance

• Fuel: Diesel
• Standard power: 224 bhp, remapped: 259 bhp (+35 bhp, +16%)
• Standard torque: 510 Nm, remapped: 585 Nm (+75 Nm, +15%)
• Service: stage 1 ECU remap, fully dyno tested

Diesel Mercedes R-class: what changes with a remap

Diesel engines respond strongly to remapping because the ECU controls injection quantity, injection timing and turbo boost pressure. Re-calibrating those maps typically brings the biggest improvement in mid-range torque, which is what you feel when overtaking or towing.

For reference, CDI is the Mercedes-Benz name for its common-rail diesel engines.

How the Mercedes R 320 CDI 224 compares

Among the 2 diesel R-class engines we have figures for, the R 320 CDI 224 ranks 2nd for power gain, 2 bhp below the R-class diesel average of 37 bhp.

Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 35 bhp and 75 Nm sits at or above that benchmark.

Mercedes R-class engine tuning in Bath

Based around Bath, our team serves local drivers as part of the nationwide Remap Experts network. We regularly work with drivers in Midsomer Norton, Westbury, Swindon, Radstock and Melksham and nearby areas of the South West.

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.

If you are closer to Bristol, Somerset and Southampton, those neighbouring Remap Experts sites can help too.