Easy Truck diagnostics
for every truck driver
Diagnose faults, adjust features, and improve your car performance with a few taps on your smartphone.
Trusted by Over 300,000 Members
Performance Diagnostics is designed for owner-operators, small fleets, and technicians. We provide everything you need to own your vehicle.






















"All I had to do was plug in the ProFormance Link—within minutes the app and support team walked me through the exact fix."
Meet Performance Diagnostics
Modern Semi-Truck Scanner Tool and More
Performance Diagnostics provides you with access to detailed fault code information, real-time data monitoring, execution of commands like forced DPF regeneration, and tracking of command and fault code history, all through your mobile device.
Save time and money by identifying potential issues early.
Live Data
Real-time monitoring
Fault Codes
Read & clear codes
DPF Regen
Force regeneration
Commands
System control
How It Works
Three simple steps to get started with easy and efficient diesel truck diagnostics
Connect Device
Insert the Proformance Link device into your truck's OBD2 diagnostic port
Connect App
Pair and connect with the Proformance mobile app via Bluetooth
Start Diagnostics
Monitor truck data in real-time and enjoy worry-free driving
Connect Device
Insert the Proformance Link device into your truck's OBD2 diagnostic port
Connect App
Pair and connect with the Proformance mobile app via Bluetooth
Start Diagnostics
Monitor truck data in real-time and enjoy worry-free driving

Proformance Link Device
Includes Proformance Link device ($9999) and 1 year premium membership service
Frequently Asked Questions
Find answers to common questions about our products and services
ProFormance USA is a comprehensive vehicle diagnostic solution that provides real-time monitoring, fault code reading, and remote command execution for commercial vehicles. Our tools help drivers and fleet managers maintain optimal vehicle performance and prevent expensive breakdowns.
Our diagnostic tools are compatible with 6+ million vehicles globally, including trucks from major manufacturers like Peterbilt, Kenworth, Mack, International, Freightliner, Volvo, and Detroit. We support vehicles with J1939 and J1708 protocols.
Simply plug the Proformance Link device into your vehicle's diagnostic port (usually located near the driver's seat or dashboard). The device will automatically connect via Bluetooth to your smartphone or tablet running our mobile app.
Our mobile app provides real-time data monitoring, fault code reading and clearing, DPF regeneration commands, historical data tracking, maintenance reminders, and detailed diagnostic reports. The app works on both iOS and Android devices.
Yes! One of our key features is remote DPF (Diesel Particulate Filter) regeneration. You can initiate forced regeneration directly from your mobile device, helping prevent costly towing and downtime.
Our basic diagnostic features are included with your hardware purchase. Premium features like advanced analytics, cloud storage, and fleet management tools may require a subscription. Check our pricing page for detailed information.
We offer comprehensive technical support Monday-Friday, 8AM-6PM EST. Our support team includes certified technicians who can help with installation, troubleshooting, and advanced diagnostic procedures. Support is available via phone, email, and live chat.
We take data security seriously. All data transmission is encrypted, and we follow industry-standard security protocols. Your vehicle data is stored securely and is never shared with third parties without your explicit consent.
All our diagnostic hardware comes with a 2-year manufacturer warranty covering defects in materials and workmanship. We also offer extended warranty options and replacement programs for professional users.
We release regular software updates to add new vehicle coverage, improve functionality, and fix any issues. Updates are automatically delivered through our mobile app and are free for all users.
Still have questions?
Our support team is here to help you with any questions not covered above.
