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Ford Mustang GT 5.0 V8 421hp

2015 - 2018

421 Original HP
441 Modified HP
542 Original NM
562 Modified NM
Print Certificate
Ford Mustang

Ford Mustang 2015 - 2018 GT 5.0 V8 421hp

Key Specifications

Generazione 2015 - 2018
Carburante Petrol
Power 421 → 441 hp +20 hp
Torque 542 → 562 Nm +20 Nm
Power
441 HP
+20 HP (+4.8%)
Original 421 HP
Stage 1 441 HP
Torque
562 NM
+20 NM (+3.7%)
Original 542 NM
Stage 1 562 NM

Power Graph

Original Power 421HP
Original Torque 542Nm
Power After Remap 441HP
Torque After Remap 562Nm

Discover Our Tuning Solutions

Frequently Asked Questions - Ford Mustang

The cost of Stage 1 tuning for Ford Mustang GT 5.0 V8 421hp varies depending on the ECU and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for Ford Mustang 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 421 to 441 HP (+5%) is within safe parameters.

With Stage 1 tuning, Ford Mustang goes from 421 HP to 441 HP (+20 HP) and from 542 Nm to 562 Nm (+20 Nm).

Stage 1 remapping takes it from 421 HP to 441 HP (+20 HP, +5%) and torque from 542 Nm to 562 Nm (+20 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 Mustang GT 5.0 V8 421hp
+20 HP
441 HP