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Stage 1 ยท Petrol

DS 3 2015> 1.2 PureTech 153bhp remap figures

The DS 3 1.2 PureTech 153bhp (2015>) is a petrol 1.2L model making 153bhp and 240Nm as standard. After a Stage 1 ECU remap we expect 180bhp and 283Nm - up to 27bhp and 43Nm more than stock.

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Stage 1 remap figures

A Stage 1 remap is a software-only change to the ECU on an otherwise standard car. It needs no extra parts, which makes it the usual starting point.

StockVanguard expectedExpected gain, up to
Power153 bhp180 bhp+27 bhp
Torque240 Nm283 Nm+43 Nm

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All maps at a glance

MapPowerTorqueExpected gain, up to
Stock153 bhp240 Nm
Stage 1Maximum software-only performance180 bhp283 Nm+27 bhp
+43 Nm
Stage 1 EcoPerformance with economy in mind173 bhp280 Nm+20 bhp
+40 Nm
Eco mapEconomy first171 bhp277 Nm+18 bhp
+37 Nm

Who is the Stage 1 map for?

  • Drivers who want a sharper throttle and a small, honest gain from software alone.
  • Owners who would rather keep the car standard in every other way.
  • Anyone who wants the fullest software-only map for this engine, accepting that the gain is modest without a turbocharger.

What this means for your 3

Naturally aspirated petrol engines have no boost to raise, so gains from software alone are more modest than on a turbocharged car and come from fuelling, ignition and throttle response.

This car is listed with a Valeo VD56 engine control unit. Newer ECUs often protect their software, so we read the exact unit and version on the car before confirming the figures on this page.

We remap at our Belgrave Gate workshop in Leicester, or at your home or work within 30 miles, and every job starts with a diagnostic check.

Please note: these are expected figures, not guarantees. Real results vary with the condition of the vehicle, the ECU software version, fuel quality and the hardware fitted. Some options - including Stage 2 and anything that needs extra hardware - are for off-road or competition use only. We check every vehicle first and confirm what is achievable before any work starts.

Figures reviewed 22 October 2026.

Stage 1 questions

How much power does the Stage 1 map give the DS 3 1.2 PureTech 153bhp?

We expect 180bhp and 283Nm against 153bhp and 240Nm as standard: up to +27bhp and +43Nm. These are expected figures, and we confirm what is achievable on your own car after a diagnostic check.

Does a Stage 1 remap need any extra parts on the DS 3 1.2 PureTech 153bhp?

No. Stage 1 is a software-only change to the ECU on an otherwise standard car.

Is there a gentler map than Stage 1 for this engine?

Yes, two. Stage 1 Eco is performance with economy in mind: 173bhp and 280Nm expected. The Eco map is economy first: 171bhp and 277Nm. Both still sit above the standard 153bhp and 240Nm.

Do I need to tell my insurer about a remap?

Yes. A remap is a modification, so you should declare it to your insurer.