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Fittings & Couplers


1/4" R22-R1234YF Coupler #3625 - Click to Purchase
R1234YF High Side Snap Coupler #3626 - Click to Purchase
R1234YF Low Side Thread Down Coupler #3115 - Click to Purchase

R1234YF Low Side Thread Down Coupler #3115

$15.00 Quantity:


Item eligible for free shipping! Eligible for Free Shipping

R134a to R1234YF Coupler #3630 - Click to Purchase
134a Lowside Thread Down Coupler #3055 - Click to Purchase

134a Lowside Thread Down Coupler #3055

#3055 Thread down couplers are used for hard-to-reach Schrader valves. For more information on this product, click the product title above.

$13.85 Quantity:

134a Highside Thread Down Coupler #3060 - Click to Purchase

134a Highside Thread Down Coupler #3060

#3060 For more information on this product, click the product title above.

$13.85 Quantity:

Lowside Thread Down Coupler #3065 - Click to Purchase

Lowside Thread Down Coupler #3065

#3065 With 1/4" ends to fit R12 gauges. Thread down couplers are used for hard-to-reach Schrader valves. For more information on this product, click the product title above.

$14.85 Quantity:

Highside Thread Down Coupler #3070 - Click to Purchase

Highside Thread Down Coupler #3070

#3070 With 1/4" ends to fit 12 gauges. Thread down couplers are used for hard-to-reach Schrader valves. For more information on this product, click the product title above.

$14.85 Quantity:

Lowside Professional Snap Coupler 134 #3045 - Click to Purchase

Lowside Professional Snap Coupler 134 #3045

#3045 1/4" fitting to connect to R12 gauges For more information on this product, click the product title above.

$10.25 Quantity:

Low Side Economy Snap Coupler - Aluminum #3046 - Click to Purchase

Low Side Economy Snap Coupler - Aluminum #3046

Perfect for using occasionally! For more information please click the link above.

$5.00 Quantity:

Highside Professional Snap Coupler 134 #3050 - Click to Purchase

Highside Professional Snap Coupler 134 #3050

#3050 Brass construction. 1/4" fitting to connect to R12 gauges. For more information on this product, click the product title above.

$10.25 Quantity:

Low Side 90° Retro Fitting #3056 - Click to Purchase

Low Side 90 Retro Fitting #3056

#3056 For more information on this product, click the product title above.

$7.25 Quantity:

High Side 90° Retro Fitting #3018 - Click to Purchase

High Side 90 Retro Fitting #3018

#3018 For more information on this product, click the product title above.

$7.25 Quantity:

R1234YF Fitting 1/4" Female to 1/2" ACME Left Handed Male  #3105 - Click to Purchase
R1234YF Low Side Fitting w/Schrader Valve #3640 - Click to Purchase
R134a to R12 Adapter - Click to Purchase

R134a to R12 Adapter

Aluminum or Brass


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3/16" to 1/4-20 Flare Economy Adapter #3040 - Click to Purchase

3/16" to 1/4-20 Flare Economy Adapter #3040

For more information please click the link above.

$2.00 Quantity:

3/16" to 1/4-20 Flare Brass Adapter #3035 - Click to Purchase

3/16" to 1/4-20 Flare Brass Adapter #3035

For more information please click the link above.

$3.00 Quantity:

High-Low Adapter Set #3000 - Click to Purchase

High-Low Adapter Set #3000

#3000 Contains 1 high side adapter and 1 low side adapter. This kit makes converting a no-brainer! Blue cap is lowside -- low side on most vehicles is larger line. Red Cap is highside For more information on this product, click the product title above.

$3.50 Quantity:

Retrofit Fitting Auto Adapter Set #3017 - Click to Purchase

Retrofit Fitting Auto Adapter Set #3017

#3017 For more information on this product, click the product title above.

$5.50 Quantity:

Low Side Retrofitting Fitting with Cap #3005 - Click to Purchase

Low Side Retrofitting Fitting with Cap #3005

Low side conversion fitting from R12 to R134.

$5.00 Quantity:

High Side Retrofitting Small Hole Fitting #3010 - Click to Purchase
High Side Industrial Retrofitting Large 1/4" Hole w/Cap #3020 - Click to Purchase
GM High Side Adapter with Schrader #3015 - Click to Purchase

GM High Side Adapter with Schrader #3015

For more information please click the link above.

$6.95 Quantity:

R12 R22 R502 Brass 1/4" Service Port Caps Hex Head 2 Pack #3406 - Click to Purchase

R12 R22 R502 Brass 1/4" Service Port Caps Hex Head 2 Pack #3406

For more information on this product, click the product title above.

$3.00 Quantity:


Item eligible for free shipping! Eligible for Free Shipping

R12 R22 R502 Brass 1/4" Service Port Caps Hex Head 10 Pack #3407 - Click to Purchase

R12 R22 R502 Brass 1/4" Service Port Caps Hex Head 10 Pack #3407

For more information on this product, click the product title above.

$9.00 Quantity:

R12 R22 R502 Brass 1/4" Gnarled Service Caps 2 Pack #3408 - Click to Purchase

R12 R22 R502 Brass 1/4" Gnarled Service Caps 2 Pack #3408

For more information on this product, click the product title above.

$3.00 Quantity:

R12 R22 R502 Brass 1/4" Service Port Caps Gnarled Head 10 Pack #3409 - Click to Purchase

R12 R22 R502 Brass 1/4" Service Port Caps Gnarled Head 10 Pack #3409

For more information on this product, click the product title above.

$9.00 Quantity:

R12 R22 R502 Black 1/4" Service Port Caps 2 pack #3503 - Click to Purchase

R12 R22 R502 Black 1/4" Service Port Caps 2 pack #3503

#3503 Fits A/C's and tanks made for R12, R22, and R502

$1.00 Quantity:

5 pack R12 R22 R502 Black 1/4" Service Port Caps #3503b - Click to Purchase

5 pack R12 R22 R502 Black 1/4" Service Port Caps #3503b

#3503b Fits A/C's and tanks made for R12, R22, and R502

$1.79 Quantity:

R1234YF Low Side Snap Coupler #3625 - Click to Purchase
1234YF High & Low Side Snap Coupler Set #3627 - Click to Purchase
Highside Thread Down Coupler R134A #3060 - Click to Purchase

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Enviro-Safe Industrial R134a Replacement Cans & Cases - Click to Purchase

Enviro-Safe Industrial R134a Replacement Cans & Cases

Remember 6 oz of Enviro-Safe Industrial equals 16 oz of R134a!! Use less refrigerant, get lower high side pressure, colder temps and use less horsepower to get the colder air!


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Oil 3 VS Can/Case - Click to Purchase

Oil 3 VS Can/Case

A blend of selected oils that have been formulated to provide the extra oil needed when an air conditioning unit loses the oil charge due to leaks or malfunctions in the system. For more information on this product, click the product title above.


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Oil Charge 3 4oz Can/Case - Click to Purchase

Oil Charge 3 4oz Can/Case

A blend of selected oils that have been formulated to provide the extra oil needed when an air conditioning unit loses the oil charge due to leaks or malfunctions in the system. For more information on this product, click the product title above.


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Pittstop R12, R22, R502 Oil Checker 2 Pack or 10 Pack - Click to Purchase

Pittstop R12, R22, R502 Oil Checker 2 Pack or 10 Pack

An easy to use item for detection of A/C oil levels and harmful acids in the oil A/C system.


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Pittstop R134A Oil Checker 2 Pack or 10 Pack - Click to Purchase

Pittstop R134A Oil Checker 2 Pack or 10 Pack

Easy to use for detection of A/C oil levels and harmful acids in the A/C system.


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