Which STEINBAUER module fits my Challenger MT645B?
Choose the exact engine or variant and original power output shown on this page. Each application links to the matching STEINBAUER part number and application details.
Challenger MT645B Power Modules & Tuning
STEINBAUER offers a published performance application for the Challenger MT645B with the 7.4L Sisu 74 (VP44). Published power increases from 256 HP to 321 HP, with torque increasing from 1,071 Nm to 1,339 Nm. The matching STEINBAUER part number is 220022. Open the application below for installation information and ordering options.
1 published applicationChallenger MT645B engine and power variants
Challenger MT645B STEINBAUER performance options
This page brings together the published STEINBAUER applications for the Challenger MT645B. The published application is for 7.4L Sisu 74 (VP44) and increases power from 256 HP to 321 HP. Published torque rises from 1,071 Nm to 1,339 Nm. The matching STEINBAUER module is part 220022. Each application page provides the compatible part number, installation information and published power and torque data where available.
Challenger MT645B FAQs
Does STEINBAUER remap the Challenger MT645B ECU?
No. The STEINBAUER performance module works alongside the original engine management system rather than reprogramming the factory ECU software.
How much additional power is available for the Challenger MT645B?
The published application increases power from 256 HP to 321 HP.
Can I order the Challenger MT645B STEINBAUER module online?
Where online ordering is available, the exact application page shows the compatible product and purchasing options. If you are unsure which application matches your machine or vehicle, contact STEINBAUER UK before ordering.