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Ford Focus RS 305hp

2004 - 2010

305 Original HP
350 Modified HP
440 Original NM
540 Modified NM
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Ford Focus

Ford Focus 2004 - 2010 RS 305hp

Key Specifications

Generazione 2004 - 2010
Carburante Petrol
Codice motore JZDA
ECU Bosch ME9
Rapporto compressione 8.5:1
Alesaggio x Corsa 83.0 X 93.2 mm
Power 305 → 350 hp +45 hp
Torque 440 → 540 Nm +100 Nm
Power
350 HP
+45 HP (+14.8%)
Original 305 HP
Stage 1 350 HP
Torque
540 NM
+100 NM (+22.7%)
Original 440 NM
Stage 1 540 NM

Power Graph

Original Power 305HP
Original Torque 440Nm
Power After Remap 350HP
Torque After Remap 540Nm

Discover Our Tuning Solutions

Frequently Asked Questions - Ford Focus

The cost of Stage 1 tuning for Ford Focus RS 305hp varies depending on the ECU (Bosch ME9) and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for Ford Focus typically takes 1-2 hours of work. Time may vary depending on the ECU type.

Yes, our Stage 1 tunes are developed respecting the engine's safety margins. The power increase from 305 to 350 HP (+15%) is within safe parameters.

With Stage 1 tuning, Ford Focus goes from 305 HP to 350 HP (+45 HP) and from 440 Nm to 540 Nm (+100 Nm).

Stage 1 remapping takes it from 305 HP to 350 HP (+45 HP, +15%) and torque from 440 Nm to 540 Nm (+100 Nm). These figures refer to the standard engine, with no hardware modifications.

A remap changes the factory calibration, so on a vehicle still under manufacturer warranty it may affect coverage on powertrain components. Performance tuning keeps all emission systems working; deactivating emission devices such as DPF, EGR or AdBlue is not road-legal in the EU and UK and is intended for off-road, motorsport or export use only.

With a normal driving style consumption usually stays the same or drops slightly: the extra torque at low rpm means less throttle for the same speed. Consumption goes up only if you actually use the additional power.

Yes. The original file is read and stored before any modification, so the vehicle can be returned to the factory calibration at any time.

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Ford
Ford Focus RS 305hp
+45 HP
350 HP