Vehicle details
- Manufacturer
- Caterpillar
- Model
- C9 OHE
- Engine
- 8.8L CAT C9 EPA04
- Displacement
- 8,803 cc
STEINBAUER application
Caterpillar C9 OHE Power Module
8.8L CAT C9 EPA04
STEINBAUER performance module for the Caterpillar C9 OHE 8.8L CAT C9 EPA04, 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)
Illustrative truck engine-speed curve
Standard
335 BHP
STEINBAUER
402 BHP
+67 BHP
Torque (Nm)
Illustrative truck engine-speed curve
Standard
1,428 Nm
STEINBAUER
1,714 Nm
+286 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.
STEINBAUER Module details
- Part number
- 220239
- Installation
- Plug-in
- Availability
- Available
- Engine management
- Factory ECU retained
- Module Warranty (3 years upon registration)
- 1 year
Caterpillar C9 OHE tuning and power increase
The STEINBAUER Power Module is designed for drivers and operators looking for a Caterpillar C9 OHE 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 335 BHP to 402 BHP, with torque increasing from 1,428 Nm to 1,714 Nm.
If you are searching for a Caterpillar C9 OHE tuning module, this page contains the compatible STEINBAUER part number, installation information, performance figures and available accessories for this exact application.
Why choose STEINBAUER?
Intelligent performance technology
Increased performance where applicable for stronger acceleration and improved working capability.
Improved pulling power throughout the usable engine speed range.
Original ECU programming and factory engine safety parameters remain active.
The vehicle or machine can be returned to its original factory configuration.