Universal Diagnostic & Testing Tools
- Milton® - Circuit TesterUniversal Circuit Tester by Milton®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs, delivering features and...Designed for your maintenance needsMade from high-grade material for a long lifespan$8.59 - $11.82Availability Varies - Depends on Product Options
- Moroso® - Standard Cylinder Leak Down Tester (89600)Universal Standard Cylinder Leak Down Tester by Moroso®. With this quality part backed by a great price, you can enjoy your vehicle so much more than you thought was possible. This Moroso part is specifically engineered to make your...Quickly diagnoses failed or leaking valves, pistons, rings, and head gasketsLarge-diameter 3-1/2" gauge face indicates percentage of leakage rather than psi, eliminating the need for math calculations$194.99In Stock - Ships within 24 hrs
- Nippon America® - 350 A Anderson Type DC Plug (MLX8040)Universal 350 A Anderson Type DC Plug by Nippon America®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Designed for your maintenance needsMade from high-grade material for a long lifespan$10.99In Stock - Ships in 24 to 48 hrs
- PAC® - 0 to 8 V Tone Generator and Polarity Tester (TLPTG2)Universal 0 to 8 V Tone Generator and Polarity Tester by PAC®. Perfect for safely troubleshooting and testing audio systems. Offers an output range of 0 to 8 V at a variable 10 kHz to 13Hz tone for setting system levels, checking...Test speaker polarityCheck cross over points$49.85In Stock - Ships in 24 to 48 hrs
- Performance Tool® - 0 to 10 psi Vacuum and Fuel Pump Tester (W80594)Universal 0 to 10 psi Vacuum and Fuel Pump Tester by Performance Tool®. This product is designed and manufactured to help you keep the fuel system of your vehicle in mint condition. It will make fuel system maintenance easier and more...Check fuel pump suction or pressureTests settings of the carburetor$14.42In Stock - Ships within 24 hrs
- Performance Tool® - 1" to 1-1/16" Oil Pressure Sensor Socket (W1130)Universal 1" to 1-1/16" Oil Pressure Sensor Socket by Performance Tool®. This product is manufactured to help you maintain and service your oil system. It will make it easier to keep the oil pressure under control for smooth and safe...Manufactured for your oil system maintenanceBuilt to enhance your productivity$5.50In Stock - Ships within 24 hrs
- Performance Tool® - 12 V Battery Alternator Tester (W2989)Universal 12 V Battery Alternator Tester by Performance Tool®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Easy to use battery / alternator testerPlug in to the 12V cigarette lighter in your car, the LED indicators will show you the status of your battery and alternator$10.86In Stock - Ships within 24 hrs
- Performance Tool® - 12 V Digital Battery Analyzer (W2998)Universal 12 V Digital Battery Analyzer by Performance Tool®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Portable, fast, and very simple to use battery starting and charging system analyzerDigital display indicates the condition of your battery and charging system$33.06In Stock - Ships within 24 hrs
- Performance Tool® - 24 Pieces Alligator Clips (W5209)Universal 24 Pieces Alligator Clips by Performance Tool®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Make your own low-voltage jumper leadsRepair broken leads on test equipment and chargers$7.82In Stock - Ships within 24 hrs
- Performance Tool® - 6 V/12 V 100 A Battery Load Tester (W2988)Universal 6 V/12 V 100 A Battery Load Tester by Performance Tool®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance...Accurately test the condition of your battery and charging systemsPerforms both a voltage test and 15-second battery-load test. 100-amp capacity$27.53In Stock - Ships within 24 hrs
- Performance Tool® - 6 V/12 V/24 V Computer Safe Circuit Tester (W2991)Universal 6 V/12 V/24 V Computer Safe Circuit Tester by Performance Tool®. Gives the professional the ability to test fuel injectors, solenoids, tach reference signals Test the output on MAF, Cam, Crank, VSR sensors and much more. This...Computer safe, drawing less than 7 milliampsQuickly tests high and low voltages on all vehicle circuits, including computerized engine and body controls$11.86In Stock - Ships within 24 hrs
- Performance Tool® - 6 V/12 V/24 V Dial Battery Tester (W1657C)Universal 6 V/12 V/24 V Dial Battery Tester by Performance Tool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...Quickly tests 6V, 12V and 24V batteriesDial indicator style$4.48In Stock - Ships within 24 hrs
- Performance Tool® - Deluxe Antifreeze Tester (W1656C)Universal Deluxe Antifreeze Tester by Performance Tool®. Test your engine’s cooling system with this easy-to-use and reliable tester to prevent freeze-ups in cold weather and boil-overs during hot conditions and ward off corrosion to...Easy to read scale & pointerFreezing to boiling points for anti-freeze, calibrated in °C and °F$4.24In Stock - Ships within 24 hrs
- Performance Tool® - Deluxe Battery Filler (W1641)Deluxe Battery Filler by Performance Tool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great...Acid resistant 6 oz. bulb, 6" spoutDesigned to help to get your job done right$3.86In Stock - Ships within 24 hrs
- Performance Tool® - High Energy Ignition Tester (W84600)Universal High Energy Ignition Tester by Performance Tool®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Checks for spark in no Start conditionTests standard, electronic or DIS KV systems$9.91In Stock - Ships within 24 hrs
- Performance Tool® - Ignition Tester (W86553)Universal Ignition Tester by Performance Tool®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Checks for ignition spark without removing spark plug from engineEasily checks if there is sufficient energy for spark plug to ignite$15.59In Stock - Ships within 24 hrs
- Performance Tool® - Inline Ignition Spark Tester (W86554)Universal Inline Ignition Spark Tester by Performance Tool®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Easily connects between the spark plug and spark plug wireWith the engine running, the tool flashes a mirror image of ignition spark$4.09In Stock - Ships within 24 hrs
- Performance Tool® - Leakdown Test Kit (W89729)Universal Leakdown Test Kit by Performance Tool®. Keep your pride and joy running in tip-top shape with this top-grade automotive product. With it, you can easily and reliably check your vehicle for leaks to ensure its dependable and...Quickly diagnoses internal engine problems like bad rings, valves and leaking head gasketsLeak-down tests are more accurate than standard compression tests for engine diagnostics$45.56In Stock - Ships within 24 hrs
- Performance Tool® - Multifunction Refractometer (W80158)Universal Multifunction Refractometer by Performance Tool®. Test your engine’s cooling system with this easy-to-use and reliable tester to prevent freeze-ups in cold weather and boil-overs during hot conditions and ward off corrosion...Refractometers measure refraction index to calculate the composition of various materials.Measurements are on the Brix scale in varying ranges depending on what's tested$48.07In Stock - Ships in 24 to 48 hrs
- Performance Tool® - Pocket Antifreeze Tester (W1655C)Universal Pocket Antifreeze Tester by Performance Tool®. Test your engine’s cooling system with this easy-to-use and reliable tester to prevent freeze-ups in cold weather and boil-overs during hot conditions and ward off corrosion to...Easy to read scale & pointerFreezing to boiling points for anti-freeze, calibrated in °C and °F$2.05In Stock - Ships within 24 hrs
- Performance Tool® - Pro Glass Body Antifreeze Tester (W1654C)Universal Pro Glass Body Antifreeze Tester by Performance Tool®. Test your engine’s cooling system with this easy-to-use and reliable tester to prevent freeze-ups in cold weather and boil-overs during hot conditions and ward off...Precision calibratedColor coded indicator float$3.65In Stock - Ships within 24 hrs
- Performance Tool® - Professional DEF Tester (W16500)Universal Professional DEF Tester by Performance Tool®. Test your engine’s cooling system with this easy-to-use and reliable tester to prevent freeze-ups in cold weather and boil-overs during hot conditions and ward off corrosion to...Professional disc type DEF, Diesel Exhaust Fluid testerFor most diesel power cars, light duty and semi-trucks from 2010 to current$8.79In Stock - Ships within 24 hrs
- Performance Tool® - Self-Powered Timing Light (W80578)Universal Self-Powered Timing Light by Performance Tool®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Detachable inductive pick up can be easily hooked upDesigned for all gas engines, outdoor power equipment, motorcycle, snow mobile, mowers and tractors$48.84In Stock - Ships within 24 hrs
- Performance Tool® - Spark Plug Wire Tester (W80530)Universal Spark Plug Wire Tester by Performance Tool®. If you’re looking for a reliable solution to complete your project, this 1st-grade product is right up your alley. Designed utilizing the finest materials, it delivers unmatched...Identifies damaged spark plug wires easilyTester flashes in sync with spark plug firing until it runs across a break in wire$11.93In Stock - Ships within 24 hrs
- Power Probe® - 2-piece Piercing Probe Kit (PPTK0003)Universal 2-piece Piercing Probe Kit by Power Probe®. PPTK0003 Kit probes are very sharp very suitable for piercing 4mm Banana Jack Yellow 8-18 gauge wires as the Green 20-28 gauge wires. This product is made of high-quality materials...Designed for your maintenance needsMade from high-grade material for a long lifespan$28.01In Stock - Ships within 24 hrs
- Power Probe® - 3CS™ Circuit TesterUniversal 3CS™ Circuit Tester by Power Probe®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver...Digital voltmeterRelay and component tester$145.31In Stock - Ships in 24 to 48 hrs
- Power Probe® - 3EZ™ Circuit TesterUniversal 3EZ™ Circuit Tester by Power Probe®. The Power Probe 3EZ is a Digital Voltmeter that provides diagnostic power with the flip of a switch. This tool simplifies the testing of fuse boxes, verifies correct operation of motors,...Voltage & Polarity testingContinuity testing$178.46In Stock - Ships in 24 to 48 hrs
- Power Probe® - 4 mm Banana Plug Adapter Set (PPTK0014)Universal 4 mm Banana Plug Adapter Set by Power Probe®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Male and femaleVarious connectors$12.71In Stock - Ships in 24 to 48 hrs
- Power Probe® - 5 V Reference Adapter (PPT5VA)Universal 5 V Reference Adapter by Power Probe®. This Adapter will connect to any Power Probe circuit tester and limit the voltage to 5 volts perfect for testing sensor and computer circuits. Your electrical system maintenance will be...Adapter connects between your Power Probe and the Probe-tipDesigned for your maintenance needs$33.96In Stock - Ships within 24 hrs
- Power Probe® - Alligator Clip (PPTK0023)Universal Alligator Clip by Power Probe®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs, delivering features and...Designed for your maintenance needsMade from high-grade material for a long lifespan$8.46In Stock - Ships within 24 hrs