The 8 Best R134A Expansion Valves (2023 reviews)

The ocr r134a expansion valve is capable of outshining several other valve featured in this list in overall features for the price point. If you’re schrader valve is stuck or tight, you will easily mangle either of these pullers. It is essential everything works flawlessly. It is great for mechanic and a/c repair shops, and fits for most cars.

The kit includes 39pcs valve cores with 1 remover and installer tools total 40pcs stored in a transparent plastic box. If you do any ac work at all, these are good to keep in your toolbox. It is made of high-quality aluminum and brass, which can bear the oil, impact, corrosion and watertightness.

Why We Like This:

Two valve core removal tools to improve maintenance work efficiency
Easy to just spin out old valve an insert new
New and hot release

Dorman R134A Expansion Valve

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The dorman r134a expansion valve is capable of outshining several other valve featured in this list in overall features in its price range. It is an ideal solution to replace the "ball and spring" high side port. It measures only 15.29, 15.33 mm across the flats, and only 15.78, 15.79 mm across the points. It is designed for one time use at the factory and is prone to leak. The threaded plugs are dorman 902025 port caps and they work great. It is a better design, which supersedes OEM specifications.

The crest on this part is clean and sharp. It is the larger diameter port on the larger diameter pipe. It is built the usual way so it should last a long time.

Why We Like This:

High side replacement fitting with schrader valve
Direct replacement for the oem port
Perfect fit and a must when servicing your a/c

Denso R134A Expansion Valve

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Not everyone likes to purchase valve for their daily usage, but the denso r134a expansion valve would be an anomoly. The DENSO First Time Fit aftermarket line of compressors, clutches, receiver/driers and expansion valves is the result of over 30 years of engineering know-how. These products bring together everything Denso knows as an air conditioning systems manufacturer to bring you the highest quality line of remanufactured and factory new a/c compressors available.

The DENSO First Time Fit aftermarket line of compressors, clutches, receiver/driers and expansion valves is built to meet the stringent requirements of carmakers throughout the world for high output, extended reliability and reduced noise, vibration and harshness. It literally looks like the OEM one has the foil around the coil and everything. It comes with the one-sided foam to wrap the coil. There are a lot of nuts and screws holding the cooling unit in sure you get them all out, as some are under the floor mat, and way high in the dash. These units are built right the first time, so they last longer and perform better.

Why We Like This:

Delivers what they promise
New and hot release

Delfield R134A Expansion Valve

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate valve. The delfield r134a expansion valve is exactly that - it's a simple valve that hits all the right notes.

Why We Like This:

Delivers what they promise
Good brand reputation

All States Ag Parts A.S.A.P. R134A Expansion Valve

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The all states ag parts parts a.s.a.p. R134a expansion valve might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few months.

Why We Like This:

New and hot release
One of the new comers and featured product

Egelhof R134A Expansion Valve

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Egelhof makes beautiful and great valve with classic and smartly choosen materials.

Why We Like This:

Lot of satisfied buyers
Good brand reputation

Auto Parts Lab R134A Expansion Valve

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Next on the list, we've got yet another valve that manages to win our hearts. It's the auto parts lab r134a expansion valve and it's widely considered as valve that has the most suitable features.

Why We Like This:

Good brand reputation
New and hot release

Climaparts R134A Expansion Valve

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If you often find yourself confused about appropriate and satisfactory valve, climaparts r134a expansion valve is your end point.

Why We Like This:

Tested to meet or exceed oem specifications
Good investment for long term