Mastercool

This is a 60" replacement black hose with ball valve. This hose is made of durable, high-quality material and is perfect for use with your air conditioner. This hose is easy to install and comes in a...

This is a 14mm-F x 16mm high-side manual R134a safety lock coupler. It is made of red and silver plastic and has a black rubber grip. It is designed to connect two air conditioners or other...

This is a 45 degree flare kit for the Mastercool ME70097 air conditioner. This kit allows you to flare the air conditioner's discharge to create a wider area of cooling.

This is a 60" high pressure red hose with an automatic shut off valve fitting. It is made of durable rubber and is perfect for use in high pressure applications.

SETS GM FUEL LINE ADAPTERS & DIEMASTERCOOL INC ME71144 SETS GM FUEL LINE ADAPTERS & DIESet of Six(6) GM Fuel Line Adapters & Ten(10) GM Gasket Die Sets. Each Die Set includes:Make sure your vehicle...

This is a brass 2-way manifold gauge that can be used to measure the flow rate of refrigerants in air-conditioning and refrigeration systems. It has a male connector on one end and a female connector...

This 3-1/8" red and blue gauge protector set is perfect for your car. It includes 15 pieces and is made of durable plastic.

The Mastercool ME71202 MSC Hydra-Flare Yoke and Assembly is a must-have for any enthusiast or racer looking to take their car to the next level. This yoke allows for a more comfortable and secure...

This kit is for the cooling system on a car or truck. It includes a vacuum purge and refill hose, a vacuum pump, and a refill bottle. The kit is designed to clean the cooling system and refill it...

This combustion leak test kit includes a test cap adapter to make testing combustion leaks easy. The kit also includes a test tube, funnel, and rubber gloves.

This R134A to 1234YF conversion kit is a must-have for any car or truck that uses R134A refrigerant. This kit allows you to convert your car or truck to use R-134A refrigerant, which is a more...

This is a true UV flashlight that emits a bright light in the UV spectrum. It is perfect for inspecting items for damage or detecting hidden objects.

This is a HD vacuum type cooling system filler kit. This kit includes a vacuum pump, hoses, and fittings to connect to your cooling system. This kit is designed to help keep your engine cool during...

This is a combustion gas leak test kit that can be used to test for leaks in combustion systems.

This dual aluminum gauge set is a great addition to any workshop. The gauge set includes a 1234YF gauge and a 134A gauge. The 1234YF gauge is a 1/4 inch gauge and the 134A gauge is a 3/8 inch gauge...