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Old Air Products

Caps, R134A AC Service Port, Chrome

Vehicle Specific fits 38 models
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Part# CH31753
You Save $0.96
Low Stock
Only a few left for immediate delivery

Protect your AC service ports

Available for R-12 or R-134A applications

Keep dirt and debris out of your AC service ports with these caps from OPGI. Available in several configurations, the caps will work with applications containing either R-12 or R-134A refrigerant. Sold per pair.


WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

Vehicle Fitment

Make & Model Year Range Application Details
Buick Grand National 82 R-134A, chrome
Buick Grand National 84-87 R-134A, chrome
Buick Regal 78-87 R-134A, chrome
Buick Riviera 63-76 R-134A, chrome
Buick Skylark 61-72 R-134A, chrome
Buick T-Type 83-87 R-134A, chrome
Cadillac 60 Special 38-53 R-134A, chrome
Cadillac ATS 13-18
Cadillac Calais 40-64 R-134A, chrome
Cadillac CTS 03-18
Cadillac DeVille 54-93 R-134A, chrome
Cadillac Eldorado 53-93 R-134A, chrome
Cadillac Escalade 99-00
Cadillac Escalade 02-18
Cadillac Escalade EXT 02-13
Cadillac Fleetwood 54-93 R-134A, chrome
Cadillac Series 60 39-51 R-134A, chrome
Cadillac Series 61 39-51 R-134A, chrome
Cadillac Series 62 40-64 R-134A, chrome
Cadillac Series 63 39-51 R-134A, chrome
Cadillac Series 65 40-64 R-134A, chrome
Cadillac Series 70 38-53 R-134A, chrome
Cadillac Seville 76-04 R-134A, chrome
Cadillac STS 05-11
Cadillac XLR 04-09
Chevrolet Chevelle 64-77 R-134A, chrome
Chevrolet Corvair 60-69 R-134A, chrome - Corvair
Chevrolet Corvair 95 FC 61-65 R-134 - Forward Control
Chevrolet El Camino 64-88 R-134A, chrome
Chevrolet Malibu 78-83 R-134A, chrome
Chevrolet Monte Carlo 70-88 R-134A, chrome
Oldsmobile Cutlass 61-77 R-134A, chrome
Pontiac Bonneville 59-77 R-134A, chrome
Pontiac Catalina 59-77 R-134A, chrome
Pontiac Grand Prix 62-77 R-134A, chrome
Pontiac GTO 61-73 R-134A, chrome
Pontiac LeMans 61-73 R-134A, chrome
Pontiac Tempest 61-73 R-134A, chrome
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Caps, R134A AC Service Port, Chrome
Old Air Products Caps, R134A AC Service Port, Chrome