
Detect problems early to avoid costly fixes
proformancelink
Your Phone. Your Mechanic.
Trusted by 300,000 Drivers





















Stay Ahead of Costly Breakdowns
No complicated tools, no confusing codes—just clear answers in a few taps.
Ridiculously Easy to Use
No complicated menus. No diagnostic headaches. Just plug it in, connect, and go.

Works Right from Your Phone
Diagnose and troubleshoot issues with an easy-to-use app—no complicated tools needed.
Seamless Bluetooth Connection
No cords, no hassle. Just plug it in and connect wirelessly.
Guided Fixes Step by Step
Even if you're not a truck expert, you'll know exactly what to do next.
How It Works
Three simple steps to get started with easy and efficient diesel vehicle diagnostics
Connect Device
Insert the Proformance Link device into your vehicle's OBD2 diagnostic port
Connect App
Pair and connect with the Proformance mobile app via Bluetooth
Start Diagnostics
Monitor vehicle data in real-time and enjoy worry-free driving
Connect Device
Insert the Proformance Link device into your vehicle's OBD2 diagnostic port
Connect App
Pair and connect with the Proformance mobile app via Bluetooth
Start Diagnostics
Monitor vehicle data in real-time and enjoy worry-free driving
Proformance Link: Make Diagnostics Simple Again.
Say goodbye to complex codes. We provide clear answers.
One Fix
Deep analysis based on OE-Level Data filters out noise to pinpoint the single root cause. Fix one, restore all.
Smart Priority
Risk at a glance. Dynamic analysis tells you clearly whether to Stop Now or Repair Later.
Expert Solution
Built-in repair logic provides not just the issue, but OE-level repair steps and precise part recommendations.

Live Data Stream
Accurate Diagnostics with Real-Time Sensor Data. Don't just rely on static trouble codes. View live sensor data to diagnose issues with greater accuracy.
Real-Time Monitoring
Watch engine parameters change instant-by-instant. Monitor key metrics like RPM, Coolant Temperature, and Fuel Trims as they happen.
Custom PID Selection
Focus on what matters. Filter out the noise by selecting and displaying only the specific parameters you need to verify a repair or pinpoint an issue.
Comprehensive Data
Access a wide range of data points from the engine, transmission, and ABS systems to verify the vehicle's operating conditions.

The Specialist: Diesel After-Treatment Master
Say goodbye to limp mode caused by soot overload. We offer professional-grade exhaust after-treatment solutions usually reserved for dealerships.
DPF Management
Monitor Soot Load and perform active DPF Regeneration to clear blockages instantly.
SCR System Care
Complete maintenance suite including DEF Crystal Sublimation, SCR Efficiency/De-sulfurization Tests, and AdBlue Dosing Tests.

Take control. This is the only step you need.
No More Dealer Delays: Handle DPF regens and resets on your own terms.
Drive with Confidence: 5 or 500 miles from home, you have the tool to keep going.
Maximize Your Uptime with ProformanceLink. Time is money. With ProformanceLink, you fix the issue where it happens—on the road, not in a waiting room.
Authentic OEM Data
Licensed directly from manufacturers, providing you with reliable data for every diagnostic and repair.
Hassle Free Updates
Simply plug in—no tricks, no hassle. It's completely free, including updates for the latest model year vehicles.
USA Quality & Support
Designed by professional technicians for easy and reliable operation.
Leading Truck Diagnostic Tool
for Professional Technicians
Discover why professionals choose Proformance for reliable truck diagnostics and advanced after-treatment solutions.
Others
30-Day Money Back Guarantee
Confirm Features
Features may vary and not all features may be supported by all vehicle makes.
Your Vehicle Info
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Diagnostics | |
Version Information | Version Information |
Read Fault Code | Read Fault Code |
Clear Fault Code | Clear Fault Code |
Engine Data | Engine Data |
Live Data | Live Data |
Exhaust Systems | |
DPF Regeneration | DPF Regeneration |
SCR System DeCrystallization | SCR System DeCrystallization |
DEF Crystal Sublimation | DEF Crystal Sublimation |
Reset Soot and Ash Level | Reset Soot and Ash Level |
SCR AdBlue Dosing Test | SCR AdBlue Dosing Test |
Service | |
Reset PRV | Reset PRV |
Service Indicator Reset | Service Indicator Reset |
Electronic Parking Brake | Electronic Parking Brake |
Tyre Pressure Monitoring | Tyre Pressure Monitoring |
Battery Matching | Battery Matching |
ABS Brake Exhaust | ABS Brake Exhaust |
Anti-Theft System | Anti-Theft System |
Injector Programming | Injector Programming |
Calibration | |
Steering Angle Calibration | Steering Angle Calibration |
Suspension Geometry | Suspension Geometry |
Throttle Matching | Throttle Matching |
Door and Window Matching | Door and Window Matching |
Seat Matching | Seat Matching |
Transmission Shift Relearning | Transmission Shift Relearning |
Cylinder / Turbocharge | Cylinder / Turbocharge |
Clutch / Gearbox Matching | Clutch / Gearbox Matching |
System Config | |
Odometer | Odometer |
Change Language | Change Language |
Headlight Matching | Headlight Matching |
Tyre Retrofitting | Tyre Retrofitting |
SRS System Reset | SRS System Reset |
A/F Calibration | A/F Calibration |
Automatic Start-Stop | Automatic Start-Stop |
Electric Coolant Pump | Electric Coolant Pump |
EGR / VIN | EGR / VIN |
Transport Mode | Transport Mode |
High-Voltage Battery | High-Voltage Battery |
Cruise / HVAC / Rain-Light | Cruise / HVAC / Rain-Light |
Vehicle Driving Report | Vehicle Driving Report |
Diagnostics
Exhaust Systems
Service
Calibration
System Config
Diagnostics
Exhaust Systems
Service
Calibration
System Config
NOTE: Please be aware that not all features are supported by all vehicles, as it varies based on each vehicle's year, make, and model. To confirm feature coverage, please use Proformance's Coverage Checker.
