Fittings & Couplers


1/4" R12 to R1234YF Coupler #3625 - Click to Purchase
1/4" R12 to R1234YF High Side Snap Coupler #3626 - Click to Purchase
1/4" R12 to 1234YF High & Low Side Snap Coupler Set #3627 - Click to Purchase
1/4" R12 to R1234YF Low Side Thread Down Coupler #3115 - Click to Purchase
R134a to R1234YF Coupler #3630 - Click to Purchase
R12 to 134a Low Side Thread Down Coupler #3055 - Click to Purchase

R12 to 134a Low Side Thread Down Coupler #3055

Thread down couplers are used for hard-to-reach Schrader valves.

$15.24 Quantity:

R12 to 134a High Side Thread Down Coupler #3060 - Click to Purchase
R12 to 134a Lowside Thread Down Coupler #3065 - Click to Purchase

R12 to 134a Lowside Thread Down Coupler #3065

With 1/4" ends to fit R12 gauges. Thread down couplers are used for hard-to-reach schrader valves.

$16.34 Quantity:

R12 to 134a High Side Thread Down Coupler #3070 - Click to Purchase

R12 to 134a High Side Thread Down Coupler #3070

With 1/4" ends to fit R12 gauges. Thread down couplers are used for hard-to-reach schrader valves.

$16.34 Quantity:

R12 to 134a Low Side Professional Snap Coupler - Brass #3045 - Click to Purchase

R12 to 134a Low Side Professional Snap Coupler - Brass #3045

Need to convert your R12 gauge set to 134a - use this coupler!

$11.28 Quantity:

R12 to 134a Low Side Economy Snap Coupler - Aluminum #3046 - Click to Purchase

R12 to 134a Low Side Economy Snap Coupler - Aluminum #3046

Perfect for using occasionally!

$5.50 Quantity:

R12 to 134a High Side Professional Snap Coupler - Brass #3050 - Click to Purchase
Low Side 90° Retro Fitting #3056 - Click to Purchase
High Side 90° Retro Fitting #3018 - Click to Purchase
Low Side Retrofit with Cap #3005 - Click to Purchase
High Side Retrofit Small Hole Fitting #3010 - Click to Purchase
High Side & Low Side Retrofit Set #3000 - Click to Purchase

High Side & Low Side Retrofit Set #3000

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

$4.40 Quantity:

High Side Industrial Retrofit Large 1/4" Hole w/Cap #3020 - Click to Purchase
Retrofit Set #3017 - Click to Purchase

Retrofit Set #3017

$6.60 Quantity:

GM High Side Retrofit with Schrader #3015 - Click to Purchase
R12 R22 R502 Brass 1/4" Service Port Caps Hex Head - Click to Purchase

R12 R22 R502 Brass 1/4" Service Port Caps Hex Head


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

R12 R22 R502 Brass 1/4" Service Port Caps Gnarled Head


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R12 R22 R502 Black 1/4" Service Port Caps - Click to Purchase

R12 R22 R502 Black 1/4" Service Port Caps


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Customers Also Bought:

AC Performance Booster for 134 Systems 4 oz Can/Case - Click to Purchase

AC Performance Booster for 134 Systems 4 oz Can/Case

A/C booster formerly Air Enhancer


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Engine Block Sealant Bottles & Cases - Click to Purchase

Engine Block Sealant Bottles & Cases

Enviro-Safe Engine Block Sealant will repair most blown engine head gaskets and minor cracks in the engine block when used according to directions. For more information on this product, click the product title above.


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Enviro-Safe 134a Replacement Refrigerant w/ Stop Leak Cans & Cases - Click to Purchase

Enviro-Safe 134a Replacement Refrigerant w/ Stop Leak Cans & Cases

Our newest refrigerant product!!


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Enviro-Safe Industrial R134a Replacement 8 oz cans & cases - Click to Purchase

Enviro-Safe Industrial R134a Replacement 8 oz cans & cases

Each can is equivalent to 21 ounces of 134a!


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Enviro-Safe R134a Replacement Refrigerant W/ Dye 6 oz Cans & Cases #1030 - Click to Purchase

Enviro-Safe R134a Replacement Refrigerant W/ Dye 6 oz Cans & Cases #1030

For automotive and other R134a applications. Equivalent to 16 oz of R134


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