LEIB CAN Exhaust PRO flap control for BMW M4 | F82 F83

LEIB CAN EXHAUST PRO - for full control.

Plug & Play installation in around 30 minutes without cutting or soldering. Installation is possible without any prior knowledge thanks to the illustrated installation instructions available online. Alternatively, we recommend installation by a specialist workshop or one of our dealers. Automotive plug connections ensure full functionality. The LEIB CAN BUS module ensures the highest standards in the vehicle's BUS system thanks to its E1 approval and CE marking.

Main functions:

EXHAUST FLAP CONTROL | Adjustable in the modes: Open - Series - Closed

START STOP OFF | The engine start stop function can be deactivated (can be set in the menu)

PRODUCTION | In the instrument cluster, after 'ignition on', the speed and rpm pointers go to full stop and back

DELETER | The error that occurs when replacing the downpipe(s) is suppressed - no error log entry, no engine control light

TEMPERATURE DISPLAY | A selectable temperature can be displayed on the instrument cluster by an LED on the speedometer

SOUNDTUNING | The 'throttle bubbling' or 'throttle banging' can be deactivated (if already present)

FLASHLIGHT | A flash of lightning can be activated by briefly pressing the headlight flasher once (can be individually adjusted in the menu)

CATALYST HEATING | The 'heating' of the catalysts can be deactivated - the cold start can thus be switched off

ERASE ERROR MEMORY | The complete error memory of all control units in the vehicle can be erased on command

Additional functions:

The LEIB CAN EXHAUST modules can be operated together with the optionally available LEIB CAN BOOST module (boost pressure indicator)

User information:

EXHAUST FLAP CONTROL | Control via rocker switch on the multifunction steering wheel

TEMPERATURE DISPLAY | Available temperatures: [1] Engine oil [2] Intake air [3] Gearbox oil [4] Coolant [5] Exhaust

RES button on the multifunction steering wheel pressed briefly, saves the current flap mode for the next engine start

Optical confirmation of the selected flap mode by indicator control - only in the instrument cluster (not visible from the outside)

All functions can be set in the menu (instrument cluster) if required (please download the function description online)

Important information:

NO error messages are generated by using the LEIB CAN EXHAUST module

The LEIB CAN EXHAUST module is automatically DEACTIVATED when a BMW tester is connected to the vehicle

To prevent double function, the exhaust flap control functions can only be operated and the temperature display can only be seen when the cruise control and the limit function are off

We receive a large number of custom orders and inquiries daily, so it is not always possible for us to have every item in stock at all times. If you need the item urgently, please contact our sales team here to check the stock before making your purchase.

We completely understand if you are unsure whether a part is compatible with your car. We therefore strongly recommend that you contact us here with your inquiry . Our friendly sales team will then contact you to confirm if this part is the correct part you are looking for.

All our products come with a standard 2 year warranty. However, this depends on the type of product. Further details can be found here .

At Upgrade my Car (R-Trade GmbH) we attach great importance to informing our customers comprehensively about the intended use of our products. Please note that unless otherwise stated, all of our products are specifically designed for professional racing use. These are intended solely for use in competition on circuits approved by an officially recognized racing organization. Please note that any use of our products other than these Terms, including recreational off-road driving, may potentially violate local, state or federal law. It is important to understand that Upgrade my Car (R-Trade GmbH) assumes no liability for the legality of using our products on public roads. The responsibility for compliance with applicable laws lies solely with the buyer. We strongly recommend that our customers familiarize themselves with the relevant legal regulations and comply with them before using our products.