Derive Systems offers aftermarket ECU calibration software that re‑maps engine parameters to improve power, torque, fuel efficiency, and safety for gasoline and diesel vehicles. Delivered via handheld programmers, the solution provides quick, out‑of‑the‑box installation and customizable profiles for use cases such as off‑road, heavy payload, towing, and fleet fuel‑saving, while allowing easy reversion to stock settings.
Funding
Funding not disclosed

Founders
Product
Problem
Fleet operators and vehicle owners often struggle to extract optimal performance, fuel efficiency, and safety from their gasoline and diesel vehicles due to generic factory ECU settings that do not match specific usage patterns such as heavy payloads, off‑road terrain, or long‑distance towing.
Solution
Derive Systems provides aftermarket ECU calibration software that re‑maps key engine parameters to align with the actual demands placed on a vehicle. The platform is delivered through handheld programming devices that enable quick, out‑of‑the‑box installation without specialized tools. By adjusting fuel delivery, boost pressure, and other performance metrics, the software improves power output, torque, and fuel economy while maintaining or enhancing safety limits. The solution is offered under the SCT and Bully Dog brands, targeting both gas and diesel powertrains and supporting a range of applications from performance tuning to fleet efficiency optimization.
Target Audience
Primary customers are commercial fleet managers, off‑road vehicle owners, and automotive service providers seeking to enhance vehicle performance, fuel efficiency, and payload capability.
Features
- Handheld programmer for fast, dealer‑level ECU re‑calibration without extensive wiring or disassembly
- Calibration profiles tailored for specific use cases such as off‑road, heavy payload, towing, and fuel‑saving modes
- Support for both gasoline and diesel engines across a wide range of vehicle makes and models
- Real‑time monitoring of engine parameters to ensure safe operation after re‑mapping
- Ability to revert to stock settings if needed, preserving warranty compliance