{"product_id":"car-ac-oil-dye-injector-r134a-low-side-quick-coupler-1-4-sae","title":"Car A\/C Oil \u0026 Dye Injector R-134a Low Side 1\/4 SAE Quick Coupler","description":"\n\u003ch2\u003eCar A\/C Oil \u0026amp; Dye Injector – R-134a Compatible | 1\/4 SAE Low Side Quick Coupler\u003c\/h2\u003e\n\n\u003cp\u003eKeep your vehicle's air conditioning system running at peak performance with this professional-grade \u003cstrong\u003eCar A\/C Oil \u0026amp; Dye Injector\u003c\/strong\u003e. Designed for R-134a refrigerant systems, this 30 ml capacity tool makes adding UV dye or compressor oil fast, clean, and hassle-free — no shop visit required. The precision-engineered 1\/4 SAE low-side quick coupler ensures a secure, leak-free connection every time.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love This A\/C Injector Tool\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal R-134a Compatibility:\u003c\/strong\u003e Connects directly to the low-side service port on R-134a refrigerant systems found in most passenger vehicles and light trucks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e30 ml Capacity:\u003c\/strong\u003e Holds just the right amount of UV dye or A\/C compressor oil for a single-service fill, reducing waste and mess.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1\/4 SAE Quick Coupler:\u003c\/strong\u003e Industry-standard fitting snaps on and off with ease for a reliable, secure seal — no threading required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIY-Friendly Design:\u003c\/strong\u003e Delivers professional-level results at home, saving time and money on routine A\/C maintenance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built from quality materials engineered to withstand the pressures of automotive refrigerant systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Suitable for injecting UV leak-detection dye or lubricating compressor oil into your vehicle's A\/C system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 30 ml\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Refrigerant:\u003c\/strong\u003e R-134a\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePort Type:\u003c\/strong\u003e Low Side (1\/4 SAE Quick Coupler)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e UV Dye Injection \/ Compressor Oil Injection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Most passenger vehicles and light trucks with R-134a A\/C systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eFill the injector cylinder with your UV dye or compressor oil (up to 30 ml).\u003c\/li\u003e\n  \u003cli\u003eLocate the low-side service port on your vehicle's A\/C system.\u003c\/li\u003e\n  \u003cli\u003eAttach the 1\/4 SAE quick coupler to the low-side port securely.\u003c\/li\u003e\n  \u003cli\u003eDepress the valve and inject the contents into the system.\u003c\/li\u003e\n  \u003cli\u003eDisconnect the coupler and replace the service port cap.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY automotive enthusiasts performing home A\/C maintenance\u003c\/li\u003e\n  \u003cli\u003eAuto mechanics needing a reliable, portable injection tool\u003c\/li\u003e\n  \u003cli\u003eIdentifying refrigerant leaks using UV dye\u003c\/li\u003e\n  \u003cli\u003eTopping up A\/C compressor lubricant after component replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on automotive A\/C system safety and best practices, visit the \u003ca href=\"https:\/\/www.epa.gov\/section608\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eU.S. EPA Section 608 Refrigerant Management Guidelines\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: What refrigerant systems is this A\/C Oil \u0026amp; Dye Injector compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This injector is designed specifically for \u003cstrong\u003eR-134a refrigerant systems\u003c\/strong\u003e, which are found in the majority of passenger vehicles and light trucks manufactured after 1994. It features a standard 1\/4 SAE low-side quick coupler for easy connection to the low-side service port.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this tool to inject both UV dye and compressor oil?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The Car A\/C Oil \u0026amp; Dye Injector is versatile enough to handle both \u003cstrong\u003eUV leak-detection dye\u003c\/strong\u003e and \u003cstrong\u003eA\/C compressor lubricating oil\u003c\/strong\u003e. Simply fill the 30 ml cylinder with your chosen fluid, connect to the low-side port, and inject — it's that straightforward.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need special skills or equipment to use this injector?\u003c\/h4\u003e\n\u003cp\u003eA: No special skills are required. The 1\/4 SAE quick coupler is a standard, tool-free connection used widely in automotive A\/C service. The injector is designed for \u003cstrong\u003eDIY-friendly use at home\u003c\/strong\u003e, though basic knowledge of your vehicle's A\/C system is recommended. Always follow your vehicle manufacturer's service guidelines when working with refrigerant systems.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How much fluid does the injector hold?\u003c\/h4\u003e\n\u003cp\u003eA: The injector has a \u003cstrong\u003e30 ml capacity\u003c\/strong\u003e, which is ideal for a single-service injection of UV dye or compressor oil — the right amount for most routine A\/C maintenance tasks without overfilling.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What refrigerant systems is this A\/C Oil \u0026 Dye Injector compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This injector is designed specifically for R-134a refrigerant systems, which are found in the majority of passenger vehicles and light trucks manufactured after 1994. 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