Newest Products

This kit contains 50 common pieces of gaskets and valves. These most popular parts make any AC hose related leak a quick fix. Designed to work on ...

Designed to flush automotive system components and lines. The 69900 will remove solids and residue caused by the breakage of compressors and filter...

Accurately measures temperatures for precision diagnosis in many areas of Automotive Repair and HVAC Installation. Measure -58°F - 720°F Select Ce...

Take temperature measuring to another level with Mastercool’s new Thermal Imaging Camera. See the thermal outlines and hot spots of objects. Fully...

AC Vent Thermometer Measures temperatures between 0-200F

Prevents damage to compressors by reducing flow of harmful materials Suction screen traps debris before it damages a compressor Special sealing to...

Repair a damaged A/C line or install an in-line filter in as little as 5 minutes with this unique, dual-purpose repair kit. SAVE TIME & MONEY ...

The OTC 4536 AC Clutch Pulley Puller Set is designed for removal of stubborn air conditioning clutch pulleys. This set can also be used on alternat...

The OTC 4535 is designed for damage-free removal and installation of the clutch hubs on the following air conditioning compressors: GM-Harrison DA...

Engineered to provide professional grade performance in an ultra-compact footprint, the Tech-Set TAVPC96SU features an innovative oil-mist prevente...

Designed for light-weight evacuation jobs, the Mastercool 91200 Vacuum Pump has no moving parts and requires no oil to operate. 1.3 CFM air displa...

The Mastercool 90062-B is an economical, yet durable single stage vacuum pump. Easily removable vapor discharge/oil fill port with internal check ...

The Mastercool 90063 is a high quality vacuum pump and one of the key components for complete A/C service. Mastercool vacuum pumps are designed to ...

The FJC 43610 allows you to use the shop compressor to to evacuate, leak test, & refill coolant Universal cone shaped "plunger" to fit multipl...

Manufactured to maintain all-out viscosity at high running temperatures Lower moisture content than other oils Thermally stable and long lasting W...

Manufactured to maintain all-out viscosity at high running temperatures Lower moisture content than other oils Thermally stable and long lasting W...

Experience the latest jump starting technology from Jump N Carry with their brand new JNC8800 Ultracapacitor Jump Starter. While ultracapacitors ma...

When it comes to heavy duty jump starters, Schumacher Electric's DSR ProSeries starters fit the bill. Long lasting, reliable jumps starters will ge...

Truck PAC 3000 Peak Amp 12 Volt Jump Starter is the workhorse in the Booster Pac family. Featuring Dual 17 Amp Hour Batteries, The Booster Pac ES60...

Installing rivets with a manual hand rivet tool makes sense when you only need to install a few. But when serious riveting needs to be done, you ca...

The Astro Pneumatic Radiator Pressure Tester was designed for easy leak testing in radiator systems and fast coolant changing.  Thie large number ...

This is an OEM replacement for the OTC 503052 forcing screw on the Hub Tamer.

Replacement tube for the OTC Hub Grappler & Tamer

Direct OEM Replacement  3/4 X 16