Change modes via smartphone app or press the BC button for 10 seconds

Repeat the process to switch from mode to mode

BMW 3er G20/G21 Kilometer Stopper tool always maintains the last applied settings. Hence, you don t have to change the settings before starting a car next time.

The device can be activated or deactivated, either while in motion or when stationary.

BMW 3er G20/G21 Mileage Blocker / Odometer Blocker helps you to avoid counting unnecessary mileage in a car while testing its performance. At Odometer Stopper you can buy the best module with genuine components. Whether the digital odometer of your vehicle counts mileage in miles or kilometers (km), the device will work equally efficiently. Our programmers create software specifically for each manufacturer and model to make sure that it works flawlessly. Install the module and use pre-determined key combinations to change from mode to mode.

Be aware, we don t sell Mileage Correction tools for BMW 3er G20/G21 as they are meant for deceitful purposes and can solely remove the mileage figures from odometers. They are usually used to rewind/roll back traveled distance. But still, modern cars have multiple data storage units and rollback tools still fail to reverse the mileage altogether.

We offer a wide variety of Mileage Stopper devices for various vehicles. The installation process is the same for all the models and doesn t require in-depth knowledge of a vehicle s maintenance. Plug it between the port of the speedometer and the instrument cluster and you can enjoy all the benefits of this unique module. The Mileage Blocker tool works perfectly on a diesel-gasoline engine as well as Plug-in Hybrid Electric Vehicles (PHEVs) and Electric cars.

BMW 3er G20/G21 Mileage Blocker can be activated or deactivated anytime, whether the car is in motion or stationary.