Mack Maxidyne AMI - 300 - 12.0 305hp Remap

Name: Mack Maxidyne AMI - 300 - 12.0 305hp ECU Remap
Brand: Mack

Expected gains of +55 BHP and +273 Nm torque

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BHP+55 hp (18%)

Standard

305 hp

Tuned

360 hp

Torque+273 Nm (17%)

Standard

1627 Nm

Tuned

1900 Nm

Suitability

Good (7/10)

Gains Profile

Balanced

Headroom

Medium

Mack Maxidyne AMI - 300 - 12.0 305hp ECU Remapping

Considering an ECU remap for your Mack Maxidyne AMI - 300 - 12.0 305hp? A Stage 1 remap can take this All diesel engine from 305 BHP to 360 BHP and from 1627 Nm to 1900 Nm of torque (turbocharged). This engine scores 7/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Mack Maxidyne can achieve.

How this engine compares

2ndof 3 Mack Maxidyne engines by power gain
82%of the 9,842 engines we hold gain data for see a smaller power increase
97%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Mack Maxidyne AMI - 300 - 12.0 305hp is a turbocharged diesel engine producing 305 BHP and 1627 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 360 BHP and 1900 Nm — a gain of around 55 BHP (18%) and 273 Nm (17%).

This engine has moderate remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.

Technical Specifications

Fuel Type: Diesel
Aspiration: Turbocharged
Type: Commercial
Engine Family: Mack Turbo Diesel

ECU & Transmission

Likely ECU Low confidence: Bosch EDC17-era diesel ECU (varies)
Gearbox Low confidence: Transmission varies by trim and market; check manual/automatic type and torque rating. At this torque level, transmission and driveline servicing history becomes especially important.

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Get a personalised remap quote for your Mack Maxidyne. We'll connect you with a trusted professional in your area.

Confirm Your Vehicle

MakeMack

ModelMaxidyne

GenerationAll

EngineAMI - 300 - 12.0 305hp

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.

We recommend discussing your specific vehicle with a qualified remap professional before proceeding.

Engine	BHP	Gain	Torque	Gain	Score
AMI - 355 - 12.0 340hp	340 → 400	+60	1816 → 2050	+234	Good (7/10)
AMI - 370 - 12.0 375hp	375 → 430	+55	2006 → 2350	+344	Good (7/10)