Performance-Driven Automotive Services Built on Real Data
At DEFI Motorsports, we provide professional dyno tuning, ECU calibration, and performance testing services in Corona, California. Every service we offer is built around one core principle: precision through data. Whether you’re refining a high-performance build, validating upgrades, or planning your next modification, our services are designed to deliver measurable results—not guesswork.
Not sure where to start?
Explore our services below or contact us to discuss your build.
Dyno Tuning, ECU Calibration, and Performance Testing
We offer a focused set of services designed for performance vehicles and serious enthusiasts.
Performance Dyno Tuning
Includes variations:
Standalone ECU tuning → $800
Factory ECU tuning (customer has tools) → $800
Factory ECU tuning (needs licensing) → $900
RTD device → upgrade option (not separate service)
Learn More About Dyno Tuning
ECU Diagnostic & Data Capture
Starting at $300
Used for:
Check engine lights
Sensor / wiring issues
Fuel pressure issues
Speedometer correction
Non-performance ECU adjustments
Licensing if needed → +$100
Explore ECU Diagnostic Services
Group Dyno Events
Structured dyno day events
Car clubs
Multi-vehicle bookings
View Group Dyno Events
Dyno Rental / Testing Access
Independent use of dyno.
Testing-only sessions
Shops
Tuners
Learn More About Dyno Access
