Product Details
VF Engineering's Performance ECU Software unlocks a significant step up in power, torque, and throttle response for the Mercedes-Benz C43 AMG. Developed in-house by VF Engineering's calibration team, this precision engine tune sharpens acceleration and drivability across the rev range while keeping the factory smoothness and reliability that make the C43 AMG so usable every day.
Each calibration is tailored to the Mercedes-Benz C43 AMG's engine and integrates seamlessly with the factory ECU, so you keep OEM refinement, cold-start behavior, and safety systems intact. The result is a stronger, more responsive C43 AMG that feels transformed the moment you press the throttle — backed by VF Engineering's decades of forced-induction and calibration expertise.
Features
- In-house developed calibration for measurable power and torque gains
- Sharper throttle response and stronger acceleration across the rev range
- Retains factory smoothness, cold-start behavior, and safety systems
- Tailored specifically to the Mercedes-Benz C43 AMG's engine
- Backed by VF Engineering's calibration and forced-induction expertise
Specifications
| Part Number | VFP.MER.C43.ST1 |
| Part Name | VF Engineering Performance ECU Software |
| Vehicle | 2015+ Mercedes-Benz C43 AMG |
| Software Type | Performance ECU Software |
Vehicle Fitment
- 2015 Mercedes-Benz C43 AMG
- 2016 Mercedes-Benz C43 AMG
- 2017 Mercedes-Benz C43 AMG
- 2018 Mercedes-Benz C43 AMG
- 2019 Mercedes-Benz C43 AMG
- 2020 Mercedes-Benz C43 AMG
- 2021 Mercedes-Benz C43 AMG
- 2022 Mercedes-Benz C43 AMG
- 2023 Mercedes-Benz C43 AMG
- 2024 Mercedes-Benz C43 AMG
- 2025 Mercedes-Benz C43 AMG
- 2026 Mercedes-Benz C43 AMG
Important Note
Your tune is supplied with a VF Engineering HEX cable — you read and write the file yourself using a Windows computer. Step-by-step instructions: https://vfengineering.com/pages/mercedes-benz-hex-downloads. Turnaround is typically 24 to 48 hours.

