STEINBAUER application

Caterpillar 501HD

6.6L CAT ACERT Tier 3

STEINBAUER performance module for the Caterpillar 501HD 6.6L CAT ACERT Tier 3, designed to provide increased power and torque while retaining the original ECU programming and factory engine safeguards.

Key benefits

  • Up to +25% power and torque increase, depending on application.
  • No ECU software overwrite — the STEINBAUER system works alongside the original engine management.
  • Injection duration module developed to add performance without generic one-size-fits-all mapping.
  • Removable solution that can be removed if required.
  • Application-specific development for the individual engine and vehicle or machine application.
STEINBAUER Performance comparison
Power (BHP)
600 1,000 1,400 1,800 2,200 BHP Engine speed (RPM)
Illustrative agricultural engine-speed curve
Standard 164 BHP
STEINBAUER 196 BHP
+32 BHP
Torque (Nm)
600 1,000 1,400 1,800 2,200 Nm Engine speed (RPM)
Illustrative agricultural engine-speed curve
Standard 683 Nm
STEINBAUER 854 Nm
+171 Nm

STEINBAUER Technology

  • External ECU technology — Works alongside the original engine management system without permanently rewriting the factory ECU software.
  • Load-dependent performance — Additional power and torque are delivered progressively as engine demand increases.
  • Application-specific calibration — Developed specifically for the individual engine and application rather than using a generic universal setting.

Illustrative simulated performance graphic based on published application data. Curves are illustrative and are not measured dyno traces.

Vehicle specification

Vehicle details

Manufacturer
Caterpillar
Model
501HD
Engine
6.6L CAT ACERT Tier 3
Displacement
6,600 cc
Steinbauer specification

STEINBAUER Module details

Part number
in prep.
Installation
To confirm
Availability
Coming soon
Engine management
Factory ECU retained
Module Warranty (3 years upon registration)
1 year
Power and torque upgrade

Caterpillar 501HD tuning and power increase

The STEINBAUER Power Module is designed for drivers and operators looking for a Caterpillar 501HD power increase without replacing the factory ECU software. The module works alongside the original engine management system and can be removed to return the vehicle or machine to its standard configuration.

For this application, published performance data shows power increasing from 164 BHP to 196 BHP, with torque increasing from 683 Nm to 854 Nm.

If you are searching for a Caterpillar 501HD tuning module, this page contains the compatible STEINBAUER part number, installation information, performance figures and available accessories for this exact application.

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Related Caterpillar applications

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Why choose STEINBAUER?

Intelligent performance technology

More power

Increased performance where applicable for stronger acceleration and improved working capability.

More torque

Improved pulling power throughout the usable engine speed range.

Safe and reliable

Original ECU programming and factory engine safety parameters remain active.

Removable installation

The vehicle or machine can be returned to its original factory configuration.