CS Engine Control Software BMW G80 / G82
Factory CS engine software for BMW G80/G81 M3 and G82/G83 M4: 530 hp / 650 Nm, unlocked top speed (300 km/h), sharper throttle response and a sportier sound.
What you get
- Official CS calibration on the factory ECU
- 530 hp / 650 Nm
- 300 km/h top speed
- Sharper throttle response, sportier exhaust sound
- No ECU unlock needed
- No dealer flags, no warranty risk
Compatibility
- BMW G80 / G81 / G82 / G83, 2021–2027, automatic transmission
- Works with every software version, including 11/2025.30 and 11/2025.40
How it works
- Remote: from home, using your own laptop. Connect the ENET cable to the car and your laptop, then send us your TeamViewer ID and password. Our technician connects remotely and writes the software (about 20 minutes).
- At our place: at a pre-arranged time – you don't need any equipment of your own.
- Call-out in Pest County: we come to you anywhere in Pest County and bring all the equipment.
After your purchase, we will email you a link to book an appointment.
What you need for remote service
- ENET cable (OBD2 → Ethernet)
- Windows PC
- TeamViewer (the free version is fine)
- Stable internet connection
Questions about compatibility? Contact us and we will check it using your VIN.
Fit & Installation
All parts include the necessary adhesives, screws, and other fasteners. We recommend that installation be performed by a qualified professional.
We can help you with this! Contact us on the service page.
Warning
Unless otherwise indicated, products sold by PERFECTMOTORSPORT are intended for competition use only. These products are specifically designed for use on racetracks or in officially sanctioned motorsport events. Any other use – including recreational off-road use – may violate local, national, or other regulations.
PERFECTMOTORSPORT makes no express or implied warranty that its products are suitable or legal for road use. Ensuring compliance with regulations is solely the responsibility of the purchaser.
Purchasers are obliged to check relevant local, national, and environmental regulations before purchasing or installing the product. PERFECTMOTORSPORT is not liable for any fines, costs, or other consequences arising from non-compliance with regulations.
Delivery
Shipping within Hungary is free. Larger items that ship in an oversized parcel cost 10,000 Ft to ship. We also ship abroad – you'll see the cost at checkout once you've entered your address. Current stock is shown on the product page. If it's urgent or you have a question about delivery times, message us.