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Holden Monaro 5.7 V8 306hp

2001 - 2005

306 Original HP
325 Modified HP
460 Original NM
480 Modified NM
Print Certificate
Holden Monaro

Holden Monaro 2001 - 2005 5.7 V8 306hp

Key Specifications

Generazione 2001 - 2005
Carburante Petrol
Power 306 → 325 hp +19 hp
Torque 460 → 480 Nm +20 Nm
Power
325 HP
+19 HP (+6.2%)
Original 306 HP
Stage 1 325 HP
Torque
480 NM
+20 NM (+4.3%)
Original 460 NM
Stage 1 480 NM

Power Graph

Original Power 306HP
Original Torque 460Nm
Power After Remap 325HP
Torque After Remap 480Nm

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Frequently Asked Questions - Holden Monaro

The cost of Stage 1 tuning for Holden Monaro 5.7 V8 306hp varies depending on the ECU and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for Holden Monaro 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 306 to 325 HP (+6%) is within safe parameters.

With Stage 1 tuning, Holden Monaro goes from 306 HP to 325 HP (+19 HP) and from 460 Nm to 480 Nm (+20 Nm).

Stage 1 remapping takes it from 306 HP to 325 HP (+19 HP, +6%) and torque from 460 Nm to 480 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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Holden
Holden Monaro 5.7 V8 306hp
+19 HP
325 HP