Cooling System Service Tools

Cooling System Repair Tools

Featured Brands

  • Knipex® - 10" Spring Hose Clamp Pliers
    Knipex®10" Spring Hose Clamp Pliers (85 51 250 A SBA)
    0
    # mpn4618017196
    Universal 10" Spring Hose Clamp Pliers (85 51 250 A SBA) by Knipex®. Pliers gray atramentised, handles with non-slip plastic coating. Technical change and errors excepted. This product is made of high-quality materials to serve you for...
    Slim head design; narrow head width, rotatable grip inserts: an ideal tool, especially in confined areasRotatable, universal grip inserts for securely gripping the clamps in all positions
    $92.47
  • Knipex® - 10" Spring Hose Clamp Pliers with Retainer
    Knipex®10" Spring Hose Clamp Pliers with Retainer (85 51 250 AF)
    0
    # mpn4618017197
    Universal 10" Spring Hose Clamp Pliers with Retainer (85 51 250 AF) by Knipex®. Pliers gray atramentised, handles with non-slip plastic coating. With retainer. Technical change and errors excepted. This product is made of high-quality...
    Slim head design; narrow head width, rotatable grip inserts: an ideal tool, especially in confined areasRotatable, universal grip inserts for securely gripping the clamps in all positions
    $114.20
  • Knipex® - 2-Piece 10" Click Clamps Hose Clamp Pliers Set
    Knipex®2-Piece 10" Click Clamps Hose Clamp Pliers Set (9K0080135US)
    0
    # mpn4618017321
    Universal 2-Piece 10" Click Clamps Hose Clamp Pliers Set by Knipex®. Technical change and errors excepted. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...
    Made to meet international standards for quality and safetyTrusted for thoughtful design and reliable materials
    $189.44
  • Knipex® - 7-1/4" Spring Hose Clamp Pliers
    Knipex®7-1/4" Spring Hose Clamp Pliers (85 51 180A)
    0
    # mpn4618017194
    Universal 7-1/4" Spring Hose Clamp Pliers (85 51 180A) by Knipex®. Pliers gray atramentised, handles with non-slip plastic coating. Technical change and errors excepted. This product is made of high-quality materials to serve you for...
    Slim head design; narrow head width, rotatable grip inserts: an ideal tool, especially in confined areasAllows more than 30 mm clamping range
    $79.28
  • Lang Tools® - 3-Piece Hose Pinch Pliers Set
    Lang Tools®3-Piece Hose Pinch Pliers Set (1500)
    0
    # mpn4636081794
    Universal 3-Piece Hose Pinch Pliers Set by Lang 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, this product by Lang Tools®...
    Pliers come in small, medium and large size for all your hose pinch off needsPliers designed with self-locking feature that holds after pressure is applied, simply pull plier handles apart to release pressure
    $69.82
  • Lang Tools® - 6-in-1 Fan Clutch Wrench
    Lang Tools®6-in-1 Fan Clutch Wrench (3406)
    0
    # mpn4833028785
    Universal 6-in-1 Fan Clutch Wrench by Lang Tools®. Convenience of combining the 6 most commonly used wrench sizes onto one double-end wrench; eliminates the guess work of sizing. Offset wrenches provide better hand alignment and a...
    Convenience of combining the six most commonly used wrench sizes onto one double-end wrenchOffset wrenches provide better hand alignment and a clearer line of sight, while improving accessibility in tight fan clutch areas
    $33.13
  • Lang Tools® - Large Hose Pinch-Off Pliers
    Lang Tools®Large Hose Pinch-Off Pliers (1480)
    0
    # mpn4636081910
    Universal Large Hose Pinch-Off Pliers (1480) by Lang 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, this product (1480) by...
    Pliers designed with self-locking feature that holds after pressure is applied, simply pull plier handles apart to release pressureUsed to seal vacuum, fuel line and radiator hoses, plus other flexible materials
    $39.82
  • Lang Tools® - Medium Hose Pinch-Off Pliers
    Lang Tools®Medium Hose Pinch-Off Pliers (1470)
    0
    # mpn4636081909
    Universal Medium Hose Pinch-Off Pliers (1470) by Lang 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, this product (1470) by...
    Pliers designed with self-locking feature that holds after pressure is applied, simply pull plier handles apart to release pressureUsed to seal vacuum and fuel line hoses, plus other flexible materials
    $25.66
  • Lang Tools® - Small Hose Pinch-Off Pliers
    Lang Tools®Small Hose Pinch-Off Pliers (1460)
    0
    # mpn4636081908
    Universal Small Hose Pinch-Off Pliers (1460) by Lang 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, this product (1460) by...
    Pliers designed with self-locking feature that holds after pressure is applied, simply pull plier handles apart to release pressureUsed to seal vacuum hoses, plus other flexible materials
    $20.50
  • Lisle® - 1/2" Drive Water Pump Wrench Socket
    Lisle®1/2" Drive Water Pump Wrench Socket (14440)
    0
    # mpn1609732
    1/2" Drive Water Pump Wrench Socket by Lisle®. Angled teeth prevent the tool from slipping. 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...
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $23.70
  • Lisle® - 13-Piece Master Line Stopper Set
    Lisle®13-Piece Master Line Stopper Set (67000)
    0
    # mpn1451540178
    Universal 13-Piece Master Line Stopper Set by Lisle®. The set includes four stoppers to seal lines in automotive flare type steel brake lines, power steering and transmission cooler lines. Two line clamp pliers 6-1/4" and 7-1/4" in...
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $60.70
  • Lisle® - 17" Long Reach Hose Clamp Pliers
    Lisle®17" Long Reach Hose Clamp Pliers (17000)
    0
    # mpn4707376954
    Universal 17" Long Reach Hose Clamp Pliers by Lisle®. Cross-cut tip design grips most hose clamps from multiple angles. Ratcheting lock mechanism holds the clamp in an open position for hands-free use. Dual material grips for comfort....
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $55.29
  • Lisle® - 3-Piece Fan Clutch Wrench Set
    Lisle®3-Piece Fan Clutch Wrench Set (43600)
    0
    # mpn1611261
    3-Piece Fan Clutch Wrench Set by Lisle®. Unique hooked wrench design will hold bolted on water pump pulleys by applying pressure against another bolt. The double-sided spanner style holding wrench will hold pressed on pulleys on many...
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $55.45
  • Lisle® - 3/4" OD Capacity Hose Pincher
    Lisle®3/4" OD Capacity Hose Pincher (23000)
    0
    # mpn1609388
    Universal 3/4" OD Capacity Hose Pincher by Lisle®. Clamps And Holds Hoses. Angled jaws close to create a complete seal every time. Jaws are offset for hard-to-reach areas. The handles lock firmly to hold the jaws in a closed position....
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $10.10
  • Lisle® - 35° Long Reach Hose Clamp Pliers
    Lisle®35° Long Reach Hose Clamp Pliers (17370)
    0
    # mpn4707376926
    Universal 35° Long Reach Hose Clamp Pliers by Lisle®. Cross-cut tip design grips most hose clamps from multiple angles. Ratcheting lock mechanism holds the clamp in an open position for hands-free use. Dual material grips for comfort....
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $56.85
  • Lisle® - Fan Clutch Spanner Wrench
    Lisle®Fan Clutch Spanner Wrench (44180)
    0
    # mpn1610016
    Fan Clutch Spanner Wrench by Lisle®. The double-ended spanner wrench fits the holes in pressed-on water pump pulleys. Hold the pulley firm with the spanner wrench. Use the appropriate open end wrench to turn the fan clutch nut (41740...
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $33.47
  • Lisle® - Flat Band Hose Clamp Pliers
    Lisle®Flat Band Hose Clamp Pliers (17100)
    0
    # mpn1608432
    Universal Flat Band Hose Clamp Pliers by Lisle®. Adjustable Jaws Fit All Clamp Sizes for Easy Removal and Installation. This tool removes and installs flat band hose clamps used on heater and radiator hoses. Tips screw in and out to fit...
    A must-have tool for your automotive repair needsDesigned to help get the toughest job done easily and quickly
    $26.70
  • Lisle® - Hose Pinchers Pack, 2-Piece
    Lisle®Hose Pinchers Pack, 2-Piece (22850)
    0
    # mpn1609387
    Universal Hose Pinchers Pack, 2 Pieces by Lisle®. Skin-Packed. A quick, easy way to pinch off vacuum lines, fuel lines, etc. without damaging the line. This product is made of high-quality materials to serve you for years to come....
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $7.63
  • Mishimoto® - 32 mm Fan Clutch Removal Tool Set
    Mishimoto®32 mm Fan Clutch Removal Tool Set (MMTL-FC-BMW)
    0
    # mpn4888040044
    32 mm Fan Clutch Removal Tool Set by Mishimoto®. Save yourself time and frustration when removing your BMW clutch fan with this Mishimoto fan clutch removal tool set. This 32mm long-reach wrench and water pump pulley holding tool make...
    Makes removing BMW clutch fans fast and easyIncludes long-reach 32mm wrench and water pump holding tool
    $17.88
  • Mishimoto® - 9-Piece Hose Clamp Pliers Set
    Mishimoto®9-Piece Hose Clamp Pliers Set (MMTL-HCR-9)
    0
    # mpn4774068355
    Universal 9-Piece Hose Clamp Pliers Set by Mishimoto®. Never again struggle to remove a hose or hose clamp with this 9-piece hose removal tool set. This set includes every tool you may need to remove the most common hose clamps and the...
    Includes pliers and tools to remove the most common types of hoses and clampsIncludes remote-action hose clamp tool to reach hard-to-access clamps
    $45.95
  • Mishimoto® - Remote-Action Flexible Hose Clamp Tool
    Mishimoto®Remote-Action Flexible Hose Clamp Tool (MMTL-RAH)
    0
    # mpn4774068211
    Universal Remote-Action Flexible Hose Clamp Tool by Mishimoto®. Take the stress out of hose maintenance with the Mishimoto Remote-Action Hose Clamp Tool. This tool lets you remove clamps in every nook and cranny of your engine bay...
    Easily access to hard-to-reach spring clamps24" flexible cable for long reach in almost any position
    $17.88
  • OTC® - 2-Piece Hose Clamp Pliers Set
    OTC®2-Piece Hose Clamp Pliers Set (4502)
    0
    # mpn1928663
    Universal 2-Piece Hose Clamp Pliers Set by OTC®. Services most ring-type or flat-band hose clamps. The clamps are held open with a ratchet locking mechanism. Jaws swivel to access hose clamps in any position. This product is made of...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $36.17
  • Performance Tool® - 10-Piece Fan Clutch Wrench Set
    Performance Tool®10-Piece Fan Clutch Wrench Set (W89400)
    0
    # mpn4525946269
    Universal 10-Piece Fan Clutch Wrench Set by Performance Tool®. This set allows for easy removal of fan clutches when repairing or replacing water pumps, timing chains or fan clutch. Also useful when installing or removing engines, and...
    Square drives designed for use with a breaker bar for additional torqueOnly the best build quality
    $110.64
  • Performance Tool® - 3-Piece Line Clamp Set
    Performance Tool®3-Piece Line Clamp Set (W83205)
    0
    # mpn4525946121
    Universal 3-Piece Line Clamp Set by Performance Tool®. Remove steel or plastic objects, cut wires or hold pipes and rods with unmatched precision by choosing from top-notch Performance Tool pliers. Designed to provide unmatched...
    Heat resistant reinforced nylon constructionBuilt in locking mechanism
    $12.53
  • Performance Tool® - Fan Clutch Wrench
    Performance Tool®Fan Clutch Wrench (W80498)
    0
    # mpn4525945976
    Fan Clutch Wrench 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, this product by Performance Tool® will last a...
    Designed to work with both 10mm and 13mm pulley boltsOnly the best build quality
    $15.36
  • Performance Tool® - Flat Band Hose Clamp Pliers
    Performance Tool®Flat Band Hose Clamp Pliers (W80654)
    0
    # mpn4525947329
    Universal Flat Band Hose Clamp Pliers by Performance Tool®. Remove steel or plastic objects, cut wires or hold pipes and rods with unmatched precision by choosing from top-notch Performance Tool pliers. Designed to provide unmatched...
    Used to compress spring type hose clamps in tight areasLocking ratchet action holds clamp open for removal and installation
    $14.19
  • Powerbuilt® - 4-Pc Fan Clutch Wrench Kit
    Powerbuilt®4-Pc Fan Clutch Wrench Kit (648746)
    0
    # mpn4929383461
    Universal 4-Pc Fan Clutch Wrench Kit by Powerbuilt®. Remove threaded-on viscous fan clutches on Ford, Chrysler and Jeep with these strong heat-tempered steel fan clutch wrenches. The larger wrench keeps the water pump shaft from...
    Removes threaded-on viscous fan clutches on Ford, Chrysler, Jeep and some import vehiclesSet includes 1-7/8" wrench; 3-1/4" wrench; 36mm x 1-9/16" double end wrench and 58mm wrench
    $89.99
  • Redhorse Performance® - Push Lock Hose Clamp Pliers
    Redhorse Performance®Push Lock Hose Clamp Pliers (5420-1)
    0
    # mpn3501102144
    Universal Push Lock Hose Clamp Pliers by Redhorse Performance®. 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, this product by...
    Precision machined to aircraft quality standardsMade from the finest materials for unrivaled value
    $25.77
  • S&G Tool Aid® - 2-Piece Hose Clamp Pliers Set
    S&G Tool Aid®2-Piece Hose Clamp Pliers Set (19750)
    0
    # mpn2533625
    Universal 2-Piece Hose Clamp Pliers Set by S&G Tool Aid®. Hose Clamp Pliers Set at any angle and to provide better One cross slotted jaw Pliers and one wide flat band hose clamp Pliers for most ring type and flat band type hose clamps....
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $28.52
  • S&G Tool Aid® - 3-Piece Hose Pinch-Off Pliers Set
    S&G Tool Aid®3-Piece Hose Pinch-Off Pliers Set (19780)
    0
    # mpn2534128
    Universal 3-Piece Hose Pinch-Off Pliers Set by S&G Tool Aid®. Use to clamp fuel injection, brake, vacuum and cooling systems hoses. Includes one each small, medium and large Hose Clamp Pliers in high visibility yellow. Smooth, rounded...
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $19.03




Like most other parts of your car, the cooling system requires certain tools for effective diagnosis and repair. These range from simple funnels and drain pans needed for a coolant change, to unique wrenches and sockets for component removal and installation, and diagnostic tools for finding leaks and checking system performance. These tools are specifically designed for cooling system service, and they can all be found right here on our digital shelves.

Many components that formerly could be removed and installed with ordinary hand tools now require special tools. Some fan clutches are retained with large nuts and require much larger wrenches than you’d ordinarily have in your tool box, and coolant hoses and transmission cooler lines are often retained with couplers that can only be disconnected with special release tools. We offer a large selection of these and many other special tools.

We have an array of testers so you can check coolant condition and concentration including test strips, hydrometers, and refractometers. Coolant is a hazardous waste and ethylene glycol is dangerous to children and animals, so when coolant is drained one of our large capacity drain pans is a must so it can be disposed of properly. We also have a large selection of funnels and fill kits including systems with air bleeder lines to make adding coolant quick and easy. An air lift kit creates a vacuum in the system, eliminating air pockets so the system can be refilled in seconds, and it can also be used to check for leaks.

The source of a coolant leak can be difficult to find, but they won’t elude you if you’re armed with our testers. We have cooling system pressure testers and the necessary adapters needed to attach the tool to different radiators and pressure caps. If the leak is inside the engine, a cylinder leak down tester can be used to pressurize each cylinder. If air bubbles are seen in the coolant, the block or head may be cracked or the head gasket could be blown. And evidence of these defects can also be found if the chemical in a combustion gas tester changes color, indicating the presence of combustion gas in the coolant.

A non-contact infrared thermometer is an invaluable tool for checking cooling system performance. Unlike a traditional thermometer that may not provide accurate measurements due to poor contact, an infrared thermometer measures infrared radiation for instantaneous accurate readings. Us the infrared thermometer to scan the radiator for temperature anomalies that could indicate restrictions, and aim it at the thermostat housing to check the opening temperature. We also offer multi-meters and scan tools for effective diagnosis of electric cooling fan circuits.

Cooling System Service Tools Reviews

6 reviews
5 of 5
Really good quality for the price.
OEM Tools® - Cooling System Refiller AirEvac Kit
I was a bit leery about buying this tool at first. Since most of the "Professional Grade" versions of this tool are double the price, I figured this one would have some kind of flaw. But, I was very surprised to find that this thing is built super durable, and it has worked on all the makes/models I've used it for so far. I am a professional mechanic and have had this for about 4 or 5 months now, so that should say something. The only things some might consider problems are: 1. The connections have to be dry before it will pull a vacuum. If there's any coolant on the adapter or the reservoir opening then it won't seal properly. I just run a rag over everything before I make my connections and it works fine. 2. (And this may be more of a positive, depending on how you look at it) The only adapter that seems to work is the long cone-shaped one. I'm assuming this is because the other ones don't go deep enough to cover the overflow tube on most models. Nonetheless, I think this is a benefit, because I don't have to sit there trying to figure out which adapter to use on each vehicle, I just keep the one on and go. 3. There is a little more convenience having the more expensive 2-valve designs over this ones 3-valve design. But, once you get used to the 3-valve it's really not that big of a deal.
Posted by Customer / October 03, 2020
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