- Quick & Easy Tuning Setup using the RSC Hand-held tuning device
- Gains of +70hp and +63 lbs-ft of torque at the wheels
- Ability to easily flash ECU back to stock
- Easily re-tune after you add or remove mods
- 30-day money-back guarantee
- Over 10+ years of expert tuning experience
- Dimsport MyGenius Handheld included in purchase
With more low end torque, faster acceleration and razor sharp throttle response an RSC Tuned BMW M3/M4 F8x 2014-2019 will wake your car up and enhance the driving experience.
Engineered to the most exacting specifications by some of the best BMW Tuners worldwide you can be sure this product won’t disappoint. We're so confident in our BMW tuning that we offer a 30 day money back guarantee should you not be happy with it. OEM safety protocols remain in place offering the highest possible level of protection for your vehicle.
Stock HP: 425
Stock TQ: 406
Tuned HP: 495
Tuned TQ: 499
The RSC tune is installed via the ultra reliable and easy to use Dimsport MyGenius programming tool. The simple portable device makes installation a breeze in your location at a time of your convenience. Allows for easy file updates and ability to return vehicle back to stock in minutes.
RSC Tuning Hand-Held ECU Flash for BMW M3/M4 F8x 2014-2019 *$995.00 on site installation