dAHLer BMW M3/M4 Competition Engine Performance Tuning Module (G80/G82/G83)

dAHLer BMW M3/M4 Competition Engine Performance Tuning Module is a state of the art tool for adding horsepower and torque to the S58 engine in your M3/M4.

It integrates flawlessly to extract maximum power and torque without faults and errors. The harness has OEM style plugs to connect in-line with each boost pressure sensor, camshaft position sensor and rail pressure sensor on the engine.

Controlling of the dAHLer Engine Performance Upgrade via your smartphone is just one of the awesome features of this tuning module. With dAHLer’s tuning module you have the option to choose your own and fully customizable driving program. Wirelessly connect the dAHLer engine tuning performance module to your Bluetooth 4.0 compatible iOS and Android device via the free dAHLer Mobile app. This option allows you to change 3 different performance maps, and update the firmware worldwide as free updates are released. If desired the extra power can be easily switched on or off with your smartphone, even while driving. The dAHLer app includes a configurable warm-up timer, so the driver can decide how long warming up is needed before using the engine tuning. 

Installation is completely reversible and it's impossible for any vehicle scanning software to detect any traces of your plug-in tuning software.

- Enhanced power figures of 612bhp and 545lb ft (350kW and 750nm), based on 98 octane fuel
- Works with cars before and after 06/2020 build date
- No removal of the DME required
- Control of the performance tuning via smartphone
- Quick plug and play installation
- Runs as smoothly as stock
- Compatible with all driving modes
- Fuel economy unchanged during normal driving
97 octane or less compatible tuning maps
- Not VIN-locked, and so can be removed and transferred to another vehicle later
- Developed in Switzerland, made in Germany
- Tested on the German Autobahn
- Comes with TUB Part Approval (including emissions tests to WTLC regulations)
- Worldwide 3-year product warranty

- BMW G80 M3 Competition Saloon (2021+)
- BMW G82 M4 Competition Coupe (2021+)
- BMW G83 M4 Competition Convertible (2021+)

- dAHLer BMW M3/M4 Competition Engine Performance Tuning Module

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.