Diagnostic & Testing Tools

Battery & Alternator Voltage Tester12 volts. LED.Specifications Brand: Performance Tools Status: Discontinued Manufacturer Part #: W2980 ...

            Professional battery testerPerformance ToolSpecifications Brand: Performance Tools Status: Active Manufacturer Part #: W1653C ...

            Deluxe battery testerPerformance ToolSpecifications Brand: Performance Tools Status: Active Manufacturer Part #: W1657C Perfo...

Battery Alternator Tester• 3 LED indicators to check the status of the alternator voltage: low, normal or high.• Works on any 12 volt system.• Comp...

Easy to use battery / alternator tester Plug in to the 12V cigarette lighter in your car, the LED indicators will show you the status of your batt...

                    Multifunction refractometerPerformance Tool • Measures refraction index to calculate the composition of various mate...

Quickly diagnoses internal engine problems like bad rings, valves, and leaking head gaskets Leak-down tests are a more accurate way to diagnose ov...