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Stage 1 ยท Petrol

Smart Fortwo (C453) 2014> 0.9 Turbo 88bhp remap figures

Stock, this 2014> Smart Fortwo petrol (0.9L) produces 88bhp and 136Nm. Our expected figures for a Stage 1 remap are 134bhp and 198Nm, an expected gain of up to 46bhp and 62Nm.

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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
Power88 bhp134 bhp+46 bhp
Torque136 Nm198 Nm+62 Nm

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All maps at a glance

MapPowerTorqueExpected gain, up to
Stock88 bhp136 Nm
Stage 1Maximum software-only performance134 bhp198 Nm+46 bhp
+62 Nm
Stage 1 EcoPerformance with economy in mind123 bhp193 Nm+35 bhp
+57 Nm
Eco mapEconomy first119 bhp190 Nm+31 bhp
+54 Nm

Who is the Stage 1 map for?

  • Drivers who want a noticeably quicker car from a software-only change, with no new parts.
  • Daily drivers who want stronger mid-range pull and a sharper throttle.
  • Anyone who wants the biggest gain we list without fitting hardware.

What this means for your Fortwo

Turbocharged petrol engines respond well to calibration changes: boost and timing are the main levers, and the result is a flatter, stronger torque curve as well as a higher peak.

The ECU recorded for this variant is a Bosch ME17.9.20. We read the ECU on your car and compare it with the software listed here before any work starts, so you know what to expect before you commit.

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 Smart Fortwo 0.9 Turbo 88bhp?

We expect 134bhp and 198Nm against 88bhp and 136Nm as standard: up to +46bhp and +62Nm. 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 Smart Fortwo 0.9 Turbo 88bhp?

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: 123bhp and 193Nm expected. The Eco map is economy first: 119bhp and 190Nm. Both still sit above the standard 88bhp and 136Nm.

Do I need to tell my insurer about a remap?

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