BMW Z4 Roadster M 343
ECU Remapping in Crawley

BMW Z4 Roadster M 343 remap figures

• Fuel: Petrol
• Standard power: 343 bhp, remapped: 368 bhp (+25 bhp, +7%)
• Standard torque: 365 Nm, remapped: 410 Nm (+45 Nm, +12%)
• Service: stage 1 ECU remap, fully dyno tested

What a remap does for a petrol BMW Roadster

Petrol engines are remapped by refining fuelling, ignition timing and, on turbocharged engines, boost control. Done carefully this releases performance the manufacturer left in reserve, giving sharper throttle response and a stronger top end.

How the BMW Z4 Roadster M 343 compares

Of the 17 petrol Roadster engines in our data, this one comes 3rd for power gain, which is 4 bhp above the Roadster petrol average of 21 bhp.

Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 25 bhp and 45 Nm sits below that benchmark.

Book ECU tuning for your BMW Roadster in Crawley

Based around Crawley, our team serves local drivers as part of the nationwide Remap Experts network. We regularly work with drivers in Sevenoaks, Tonbridge, Swanley, Sidcup and Ortington and nearby areas of the South East.

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 Sussex, Surrey and Croydon, those neighbouring Remap Experts sites can help too.