Mastercool

This 72" black 3/8" charging hose is perfect for your Mastercool MSC-94172. This charging hose is made of durable material that will last for a long time.

This is a conversion kit for the Mastercool MSC-98371 air conditioner to use R-134a refrigerant.

This manifold conversion kit is designed to allow the installation of a GM LS3 or LS7 engine into a Pontiac Firebird or Trans Am. It includes a custom-made manifold, high-flow air intake, and exhaust...

BILE WALL MOUNTED AIR CONDITIONER The Mastercool MSC-41603 300/1200B Mobile Wall Mounted Air Conditioner is perfect for any room in your home. This air conditioner is easy to move and can be mounted...

The Mastercool MSC-34121 Hanging Hook Brass Manifold is a great way to keep your cool while you're enjoying your outdoor activities. This brass manifold features a hanging hook for easy installation.

This Mastercool MSC-47963 96"RED GY5 HOSE () is a high quality hose made of durable rubber. It is perfect for use with air conditioners and other cooling systems.

Mastercool The Mastercool MSC-52229 handheld digital thermometer with probe is a great tool for monitoring your food or beverage temperature. The thermometer has a probe that is inserted into the...

-0375-004 This Mastercool MSC-0375-004 Valve Angle Ns 040794 MSC-0375-004 is a replacement valve angle for the Mastercool MSC-0375-004 water cooler.

-53010 This Mastercool MSC-53010-AUT nitrogen leak test kit includes an automotive coupler for easy connection to your car's exhaust system. The kit also includes a nitrogen leak detector, a test...

Blue Low Side Knob

RED KNOT

The Mastercool MSC-54172 R404A R407C R507A R134A ALUM 2 is a high performance air conditioner that is designed to provide efficient cooling for your home. This unit is equipped with a digital air...

Green Dye 1ox Injector BodyMSC-53807: Green Dye 1OX Injector BodyPaying for propane without knowing what you're getting can be a real headache. Solve that problem with the Mastercool 1 oz Green Dye...

IAGNOSTIC The Mastercool MSC-55900 INTELLASENSE MINI REFRG LEAK DIAGNOSTIC is a small, portable device that can be used to diagnose leaks in refrigerant systems. The device uses a thermal imaging...

Master Leak Shield Mini Dye Injector