Cooling System Service Tools

Cooling System Repair Tools

Featured Brands

  • GearWrench® - Flexible Cable Hose Clamp Pliers
    GearWrench®Flexible Cable Hose Clamp Pliers (82115)
    0
    # mpn1163627
    Universal Flexible Cable Hose Clamp Pliers by GearWrench®. These pliers are used to easily remove or install spring / flat band type hoe clamps. The cable allows the user to snake the clamp remover in and reach clamps in the most remote...
    Used to easily remove or install spring/flat band type hose clampsCable allows for use on difficult to reach clamps
    $57.17
  • GearWrench® - Heavy Duty Large Straight Hose Clamp Pliers
    GearWrench®Heavy Duty Large Straight Hose Clamp Pliers (3978D)
    0
    # mpn4247855323
    Universal Heavy Duty Large Straight Hose Clamp Pliers by GearWrench®. GEARWRENCH offers a variety of hose clamp and pinch-off pliers with professional strength and performance features. Hose clamp pliers are available in straight,...
    For use on flat band hose clampsEasy to use locking feature
    $30.04
  • GearWrench® - Straight Hose Clamp Pliers
    GearWrench®Straight Hose Clamp Pliers (3976D)
    0
    # mpn4247831035
    Universal Straight Hose Clamp Pliers by GearWrench®. GEARWRENCH offers a variety of hose clamp and pinch-off pliers with professional strength and performance features. Hose clamp pliers are available in straight, angled, heavy-duty and...
    For use on flat band hose clampsEasy to use locking feature
    $28.91
  • 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
    $37.95
  • 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
    $24.58
  • 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
    $19.41
  • Lang Tools® - Straight Hose Tool
    Lang Tools®Straight Hose Tool (854-1)
    0
    # mpn4695001454
    Universal Straight Hose Tool 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® will last a...
    Designed to help you get your job done rightProvides the ultimate in functionality
    $29.36
  • Mayhew Tools® - 14.5" Easy Access Hose Clamp Pliers
    Mayhew Tools®14.5" Easy Access Hose Clamp Pliers (28657)
    0
    # mpn1881264
    Universal 14.5" Easy Access Hose Clamp Pliers by Mayhew Tools®. Hose clamp Pliers are used to loosen and remove automotive hose clamps. The long, flexible cable allows for use in tight spaces and the spring- loaded ratchet has multiple...
    Made to ensure the highest level of quality and valueExpertly crafted in accordance with the strictest industry standards
    $98.48
  • Mayhew Tools® - 2-Piece Hose Clamp Pliers Set
    Mayhew Tools®2-Piece Hose Clamp Pliers Set (28655)
    0
    # mpn470375697
    Universal 2-Piece Hose Clamp Pliers Set by Mayhew Tools®. All products are trusted for their design and engineering, and Mayhew® will continue to equip customers with high quality tools at the best value thanks to rich heritage of...
    Made to ensure the highest level of quality and valueExpertly crafted in accordance with the strictest industry standards
    $191.53
  • Mayhew Tools® - Pro 13.25" Flexible Hose Clamp Pliers
    Mayhew Tools®Pro 13.25" Flexible Hose Clamp Pliers (28680)
    0
    # mpn1451630085
    Universal Pro 13.25" Flexible Hose Clamp Pliers by Mayhew Tools®. Hose clamp Pliers are used to loosen and remove automotive hose clamps. The long, flexible cable allows for use in tight spaces and the spring- loaded ratchet has...
    Made to ensure the highest level of quality and valueExpertly crafted in accordance with the strictest industry standards
    $81.68
  • Mayhew Tools® - Replacement Cable Assembly
    Mayhew Tools®Replacement Cable Assembly (28682)
    0
    # mpn4497699693
    Universal Replacement Cable Assembly by Mayhew Tools®. All products are trusted for their design and engineering, and Mayhew® will continue to equip customers with high quality tools at the best value thanks to rich heritage of...
    Made to ensure the highest level of quality and valueExpertly crafted in accordance with the strictest industry standards
    $36.64
  • Mayhew Tools® - Wide Soft Jaw Pliers
    Mayhew Tools®Wide Soft Jaw Pliers (95690)
    0
    # mpn4757566116
    Universal Wide Soft Jaw Pliers by Mayhew Tools®. All products are trusted for their design and engineering, and Mayhew® will continue to equip customers with high quality tools at the best value thanks to rich heritage of developing...
    Made to ensure the highest level of quality and valueExpertly crafted in accordance with the strictest industry standards
    $66.44
  • 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
    $46.95
  • 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
  • OTC® - 3-Piece Hose Pinch-Off Pliers Set
    OTC®3-Piece Hose Pinch-Off Pliers Set (4510)
    0
    # mpn1451546348
    Universal 3-Piece Hose Pinch-Off Pliers Set by OTC®. huts off flow through vacuum lines, fuel lines, coolant lines, etc. Cocking ratchet mechanism holds pivoting jaws tightly in place. Heavy-duty swivel jaws pivot to assure parallel...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $83.61
  • OTC® - 6-Piece Hose Clamp Pliers Set
    OTC®6-Piece Hose Clamp Pliers Set (4496)
    0
    # mpn4707376968
    Universal 6-Piece Hose Clamp Pliers Set by OTC®. Contains five different styles of hose clamp pliers, which will service most flat-band and ring-style hose clamps. This product is made of high-quality materials to serve you for years to...
    Superior grade materials for unbeatable safety and comfortExpertly crafted utilizing advanced technologies
    $192.14
  • OTC® - Adjustable Fan Clutch Holding Tool
    OTC®Adjustable Fan Clutch Holding Tool (4652)
    0
    # mpn1451546560
    Universal Adjustable Fan Clutch Holding Tool by OTC®. 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 OTC® will last...
    Adjustable jaws fit various water pump pulley bolt patternsJaws adjust from 1/2" to 8-5/16" opening
    $91.83
  • OTC® - Flexible Hose Clamp Pliers
    OTC®Flexible Hose Clamp Pliers (4525)
    0
    # mpn1928827
    Universal Flexible Hose Clamp Pliers by OTC®. Allows technician to access the flat-type hose clamps located in hard-to-reach areas. Pliers has locking mechanism to hold clamp in the open position, making removal and installation of...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $82.16
  • OTC® - Flexible Memory Hose Clamp Pliers
    OTC®Flexible Memory Hose Clamp Pliers (4597)
    0
    # mpn4487532508
    Universal Flexible Memory Hose Clamp Pliers by OTC®. 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 OTC® will last a...
    A heavy duty 24" cable flexes to almost any shape and holds itPliers have locking mechanism to hold in the open position, making removal and installation of clamp easier
    $108.30
  • PBT® - 3-Piece Turtle Jaw Line Clamp Set
    PBT®3-Piece Turtle Jaw Line Clamp Set (70713)
    0
    # mpn1507462140
    Universal 3-Piece Turtle Jaw Line Clamp Set by PBT®. Seals flexible brake lines, fuel and vacuum lines, heater and radiator hoses. This product is made of high-quality materials to serve you for years to come. Designed using...
    Smooth rounded edges to insure no damage to the internal hose reinforcementBright high-visibility color
    $28.38
  • 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




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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