[Hot Item] Diesel Engine Electronic Control Unit ECU Ecm 3408501 for Cummins Qsm11 M11

[Hot Item] ISM Qsm M11 Cummins Genuine Ecm 4963807 Electronic Control Module ECU Control Unit Diesel Engine Computer

Remapping an ECU, or Electronic Control Unit, is the process of changing the settings of a car's ECU to improve its performance. This is also known as ECU tuning or chip tuning. Here's some more information about remapping an ECU: Why remap an ECU? The ECU is a mini computer that controls a car's engine. From the factory, the ECU is programmed to limit the engine's performance to improve reliability, emissions, and fuel consumption. Remapping removes some of these restrictions to unlock more pow