Opel Astra II 1.7 DTI 75
ECU Tuning in Merseyside

Opel Astra II 1.7 DTI 75 power and torque after remapping

• Fuel: Diesel
• Standard power: 75 bhp, remapped: 102 bhp (+27 bhp, +36%)
• Standard torque: 165 Nm, remapped: 230 Nm (+65 Nm, +39%)
• Service: stage 1 ECU remap, fully dyno tested

How ECU tuning works on a diesel Opel Astra II

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.

How the Opel Astra II 1.7 DTI 75 compares

Among the 3 diesel Astra II engines we have figures for, the 1.7 DTI 75 ranks 3rd for power gain, 1 bhp below the Astra II diesel average of 28 bhp.

Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 27 bhp and 65 Nm sits below that benchmark.

Remapping your Opel Astra II in Merseyside

Remap Experts has a dedicated Merseyside site, so you deal with a local team backed by a national network. We regularly work with drivers in Kirkby, Southport, Skelsmersdale, Knowsley and Halsall and nearby areas of the North West.

Each remap is dyno tested before it is signed off, and is protected by a 30 day money back guarantee and a lifetime software warranty. Ask for a quote online or by phone.

If you are closer to Liverpool, Warrington and Cheshire, those neighbouring Remap Experts sites can help too.