Universal Diagnostic & Testing Tools
- ATD®Coolant Refractometer (3705)Universal Coolant Refractometer by ATD®. 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 keep your...High-quality refractometer offers a fast, easy way to test the freezing point of coolant/anti-freezeWorks with Ethylene or Propylene Glycol anti-freeze$66.47
- ATD®DEF/Coolant Refractometer (3325)Universal DEF/Coolant Refractometer by ATD®. 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 keep your...3-in-1 tool combines coolant, battery, and DEF scales all in oneFocusing eyepiece for clear readings and comfort of use$82.01
- ATD®Deluxe Antifreeze and Coolant Tester (1105)Universal Deluxe Antifreeze and Coolant Tester by ATD®. 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...Easily checks condition of antifreeze and coolantWorks for all ethylene glycol coolants, including GM Dex-Cool™$6.07
- ATD®Pocket Antifreeze and Coolant Tester with Pouch (1101)Universal Pocket Antifreeze and Coolant Tester with Pouch by ATD®. 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...Easily checks condition of antifreeze and coolantWorks for all ethylene glycol coolants, including GM Dex-Cool™$4.24
- ATD®Professional Antifreeze and Coolant Tester (1106)Universal Professional Antifreeze and Coolant Tester by ATD®. 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...Easily checks condition of antifreeze and coolantWorks for all ethylene glycol coolants, including GM Dex-Cool™$7.45
- Baldwin Filters®FleetStrip™ Coolant Test Kit (CTK5029)Universal FleetStrip™ Coolant Test Kit by Baldwin Filters®. Liquid supplemental coolant additives can be used instead of coolant filters to replenish the cooling system when depleted. Periodic testing of coolant mixtures should be...Provides an easy and affordable way of testing your engine’s cooling systemDesigned to assist in checking your antifreeze/coolant to maintain it at the proper concentration$44.74
- Baldwin Filters®FleetStrip™ Coolant Test Strip KitUniversal FleetStrip™ Coolant Test Strip Kit by Baldwin Filters®. Liquid supplemental coolant additives can be used instead of coolant filters to replenish the cooling system when depleted. Periodic testing of coolant mixtures should...Provides an easy and affordable way of testing your engine’s cooling systemDesigned to assist in checking your antifreeze/coolant to maintain it at the proper concentration$2.67 - $11.69
- CTA®0 to 300 psi Analog Compression Tester Set (2012)Universal 0 to 300 psi Analog Compression Tester Set by CTA®. 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...Specialty tools to get your job done in a safer and easier fashionPractical and efficient solutions for pros and DIYers alike$101.70
- CTA®Adapter for 2012 Master Compression Tester KitUniversal Adapter for 2012 Master Compression Tester Kit by CTA®. 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....Practical and efficient solutions for pros and DIYers alikeNo more headaches, beard scratching or tool throwing$7.01
- EZRed®Windshield Washer Fluid Hydrometer (S104)Universal Windshield Washer Fluid Hydrometer by EZRed®. 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...Tests methanol solutionsTemperature compensating$13.53
- Equus®Analog Compression Tester (3612)Universal Analog Compression Tester by Equus®. Compression tester has a large easy-to-read 2.5" dial face with dual-calibrated and color-coded scales. Packaged as a 4-piece kit for optimum use options. This product is made of...Designed to perform compression tests to help identify damaged pistons worn rings burnt valves and blown head gasketsProperly rated fuel hose and brass fittings make this tool a step above the rest in quality and longevity$28.53
- Equus®INNOVA™ 6-piece 0 to 300 psi Analog Compression Tester Plus Kit (3614)Universal INNOVA™ 6-piece 0 to 300 psi Analog Compression Tester Plus Kit by Equus®. The Innova 3614 is designed with a stainless-steel hose for ultimate reliability and longevity. Featuring several different sized adapters, including...The most common 14mm and 18mm fittings are built inUniversal direct shaft: for quick compression readings without having to thread on to the cylinder head$28.24
- Evans Coolant®Professional Grade Refractometer (E2190)Universal Professional Grade Refractometer by Evans Coolant®. Evans Professional Grade Hand Held Refractometers are most commonly used by fleets or conversion facilities. Designed to accurately test for residual water content after...To be Used When Switching to Evans Waterless CoolantTests the Amount of Water Remaining in the System$69.95
- Gates®Engine Coolant and Battery Portable Refractometer (91001)Universal Engine Coolant and Battery Portable Refractometer by Gates®. Measures concentration of coolant mixture in engine. Place small sample of coolant on lens, then hold lens up to light source. Light bends through liquid, providing...Measuring coolant concentrations is essential to cooling system maintenanceMost technicians use hydrometers to test coolant concentration via gravity or floating ball scales$179.85
- GearWrench®0 to 300 psi Analog Compression Tester (2428D)Universal 0 to 300 psi Analog Compression Tester by GearWrench®. 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...Tester has a 16" rubber hose and is a serviceable productIncludes special air-hold valve to easily reset gauge$36.33
- General Tools®Refractometer (REF401)Universal Refractometer by General Tools®. The #REF401 refractometer-thermometer is ideal for measuring the specific gravity (SG) and temperature of ethylene and propylene glycol (antifreeze). This product is made of high-quality...Fahrenheit scaleMetal body$94.07
- Insize®Portable Refractometer (ISQ-RM30)Universal Portable Refractometer by Insize®. Quickly measure the concentration of coolant.Refer to the refraction factor of coolant, for example:the refraction factor of grinding emulsion is 2.1, the reading value is 6%, so the actual...Provides an easy and affordable way of testing your engine’s cooling systemDesigned to assist in checking your antifreeze/coolant to maintain it at the proper concentration$144.53
- Milton®0 to 300 psi Analog Deluxe Compression Tester (S1251)Universal 0 to 300 psi Analog Deluxe Compression Tester by Milton®. Deluxe compression tester has a double fiber braided neoprene hydraulic hose. Includes 14 mm long reach adapter and spare valve core. Composite metric scale reads both...Includes an easy to read dial gageDesigned to help to get your job done right$67.66
- Mityvac®0 to 300 psi Analog Professional Compression Test Set (MV5530)Universal 0 to 300 psi Analog Professional Compression Test Set by Mityvac®. This comprehensive kit includes everything required to perform dry and wet engine cylinder compression tests commonly used to detect ring or cylinder head...Manual pressure release for maintaining peak readingsProfessional-grade threaded adapters for leak-proof seals$78.05
- Mityvac®12" x 14 mm Analog Petrol Compression Test Adapter for MV5530 Compression Test Kit (MVA5506)Universal 12" x 14 mm Analog Petrol Compression Test Adapter for MV5530 Compression Test Kit by Mityvac®. If you’re looking for a reliable solution to complete your project, this 1st-grade product is right up your alley. Designed...Designed to help to get your job done rightManufactured utilizing the highest quality materials$27.23
- Professional Products®0 to 300 psi Analog Compression Tester (11108)Universal 0 to 300 psi Analog Compression Tester by Professional Products®. 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...High Performance GaugeDual Fit Threaded End$37.01
- WIX®Coolant Analysis Kit (24240)Universal Coolant Analysis Kit by WIX®. 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 keep your vehicle...Provides an easy and affordable way of testing your engine’s cooling systemDesigned to assist in checking your antifreeze/coolant to maintain it at the proper concentration$38.66
- WIX®Coolant Test Strips Bottle, 50 Pieces (24106)Universal Coolant Test Strips Bottle, 50 Pieces by WIX®. Coolant Test Strips for Standard Service - test for 3 things: nitrite level, freeze point, pH level. Test your engine’s cooling system with this easy-to-use and reliable tester...Provides an easy and affordable way of testing your engine’s cooling systemDesigned to assist in checking your antifreeze/coolant to maintain it at the proper concentration$22.93
- WIX®Coolant Test Strips Kit (24107)Universal Coolant Test Strips Kit by WIX®. Coolant Test Strips for Standard Service - test for 3 things: nitrite level, freeze point, pH level. Test your engine’s cooling system with this easy-to-use and reliable tester to prevent...Provides an easy and affordable way of testing your engine’s cooling systemDesigned to assist in checking your antifreeze/coolant to maintain it at the proper concentration$54.27
- WIX®Standard Service Coolant Test Strips, 48 Pieces (24105)Universal Standard Service Coolant Test Strips, 48 Pieces by WIX®. Coolant Test Strips for Standard Service - test for 3 things: nitrite level, freeze point, pH level. Test your engine’s cooling system with this easy-to-use and...Provides an easy and affordable way of testing your engine’s cooling systemDesigned to assist in checking your antifreeze/coolant to maintain it at the proper concentration$31.73
- Performance Tool®Brake Fluid TesterUniversal Brake Fluid 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...Determines Moisture Level in Brake Fluid5 LED Readout Indicates Percentage of Moisture$19.06 - $31.34
- Central Tools®0 to 1" Long Range Indicator Set with Locking Pliers and Flex-Arm (3D103)Universal 0 to 1" Long Range Indicator Set with Locking Pliers and Flex-Arm by Central Tools®. 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...Made with precision and quality in mindBuilt to last$96.17
- Central Tools®0 to 30 mm Brake Rotor/Ball Joint Gage with Locking Pliers (6451)Universal 0 to 30 mm Brake Rotor/Ball Joint Gage with Locking Pliers by Central Tools®. 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...Special locking pliers for mountingDesigned to help to get your job done right$312.65
- Central Tools®0 to 5" Rotor Gauge (6479A)Universal 0 to 5" Rotor Gauge by Central Tools®. 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 accuracy with Swiss electronicsDrum gages have selectable depth stops to reduce measuring errors$528.33
- Central Tools®1" to 5" Standard Test Gage Set (6300)Universal 1" to 5" Standard Test Gage Set by Central Tools®. 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...Designed to help to get your job done rightManufactured utilizing the highest quality materials$176.57