Mini Diagnostic & Testing Tools
- Baldwin Filters®FleetStrip™ Coolant Test Strip Kit with 1 Test Strip (CTK5029-1)Universal FleetStrip™ Coolant Test Strip Kit with 1 Test Strip (CTK5029-1) by Baldwin Filters®. Liquid supplemental coolant additives can be used instead of coolant filters to replenish the cooling system when depleted. Periodic...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
- Baldwin Filters®FleetStrip™ Coolant Test Strip Kit with 4 Test Strips (CTK5029-4)Universal FleetStrip™ Coolant Test Strip Kit with 4 Test Strips (CTK5029-4) by Baldwin Filters®. Liquid supplemental coolant additives can be used instead of coolant filters to replenish the cooling system when depleted. Periodic...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$12.93
- 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®12 mm Adapter for 2012 Master Compression Tester Kit (2012X12)Universal 12 mm Adapter for 2012 Master Compression Tester Kit (2012X12) 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...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$30.62
- 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
- Lang Tools®5-piece 0 to 300 psi Analog Petrol Compression Tester Set (TU-3PB)Universal 5-piece 0 to 300 psi Analog Petrol Compression Tester Set (TU-3PB) by Lang Tools®. Tests compression on domestic and foreign cars and trucks with gasoline engines. This product is made of high-quality materials to serve you...Screw-in adapters with o-rings provide professional accuracyLong flex 12" hose and adapters eliminate need to remove engine accessories to test compression$53.13
- Lang Tools®9-piece 0 to 300 psi Analog Petrol Compression Tester Set (TU-30A)Universal 9-piece 0 to 300 psi Analog Petrol Compression Tester Set (TU-30A) by Lang Tools®. Tests compression on all domestic and foreign cars and light trucks with gasoline engines, including mini engines. This product is made of...Set also includes: small engine tester (part no. TU-21), M14 separate flexible hose adapter with short thread, M14 separate flexible hose adapter with long thread, M18 separate flexible hose adapter with short thread, M18 solid long reach adapter, M10 and M12 solid adapters, complete quick coupler for valve repairs, and repair parts kitNeatly arranged in a plastic box with compartments for all parts.$131.84
- Lang Tools®Valve Core for TU-30 Compression Tester (41751)Universal Valve Core for TU-30 Compression Tester by Lang Tools®. 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...Designed for your fuel system maintenanceMade from quality materials to survive the test of time$6.20
- 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$36.38
- 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$41.25
- 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$49.04
- Performance Tool®Brake Fluid Tester (W182)Universal Brake Fluid Tester (W182) 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...Determines Moisture Level in Brake Fluid5 LED Readout Indicates Percentage of Moisture$31.34
- Performance Tool®Brake Fluid Tester (W181)Universal Brake Fluid Tester (W181) 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...Determines Moisture Level in Brake Fluid5 LED Readout Indicates Percentage of Moisture$20.72
- OTC®0 to 3000 psi Heavy Duty Power Steering Pump Oil Pressure Tester (5079)Universal 0 to 3000 psi Heavy Duty Power Steering Pump Oil Pressure Tester by OTC®. There is only one way to troubleshoot problem components in a heavy-duty power steering system: a flow and pressure reading meter. This product is...When connected in line, this universal analyzer will isolate the failed components in just minutesThere is no wasted time as in trial and error methods$867.05
- OTC®0 to 400 psi Automatic Transmission and Engine Oil Pressure Tester (5610)Universal 0 to 400 psi Automatic Transmission and Engine Oil Pressure Tester by OTC®. The 5610 professional kit can be used for domestic and import applications. High and low pressure gauges make this kit useful for both transmission...Large gauges feature a chrome bezel and rugged protective outer bootBoth gauges include rear hook to allow gauge to be hung conveniently out of the way$106.32
- OTC®0 to 5000 psi Heavy Duty Digital Oil Pressure Tester (3492)Universal 0 to 5000 psi Heavy Duty Digital Oil Pressure Tester by OTC®. 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$1,113.49
- OTC®1-1/16" Oil Pressure Sensor Socket (4673-3)Universal 1-1/16" Oil Pressure Sensor Socket (4673-3) by OTC®. 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 operation of...Manufactured for your oil system maintenanceBuilt to enhance your productivity$24.66
- OTC®Brake Fluid Safety Meter (3890)Universal Brake Fluid Safety Meter by OTC®. Powered by the vehicle battery; won't operate if connected to the wrong polarity. On-screen prompts lead you quickly through testing. You'll find the minimum boiling (vaporizing point) along...Designed to help to get your job done rightManufactured utilizing the highest quality materials$566.19
Featured Brands
Browse by Model
Mini Diagnostic & Testing Tools Reviews
2 reviews
2002 Nissan Maxima
THINKCAR® - ThinkOBD 100 OBD-II Generic Scan ToolPosted by Customer / January 18, 20232002 Nissan Maxima