ProformanceLink

Proformance Link

The all-in-one heavy-duty truck diagnostic tool for owner-operators and fleets.

ProformanceLink is a professional-grade diagnostic solution built for Class 6–8 trucks. Select a topic below to get started.

Warranty & Return Policy – NOX Sensor Tester

Warranty coverage and return process for the NOX Sensor Tester device.

Getting Started

Everything you need to know before using ProformanceLink diagnostic tool