{"product_id":"dayuan-radiator-pressure-tester-kit-28-piece-universal-set-0-35-psi-color-coded-adapters","title":"DAYUAN Radiator Pressure Tester Kit 28-Piece Universal Set — 0–35 PSI, Color-Coded Adapters","description":"\u003cp\u003e\u003cstrong\u003eDAYUAN 28-piece Radiator Pressure Tester Kit is a complete universal set for checking cooling-system leaks, testing radiator caps, and vacuum-purging and refilling coolant on most passenger vehicles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis professional-grade kit combines a hand pump, dual vacuum purge and refill tools, a range of radiator cap adapters, and chrome steel fittings so you can diagnose pressure leaks and service coolant circuits without repeatedly buying special adapters. The kit covers common domestic and European makes, supports 0–35 psi testing range, and organizes adapters by color for fast selection.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use this kit to find a radiator leak?\u003c\/h3\u003e\n\u003cp\u003eAttach the correct cap adapter to the radiator neck, connect the hand pump and build pressure up to the vehicle's specified test value. Inspect hoses, radiator core, heater connections and the water pump area for escaping coolant or air bubbles while under pressure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSelect the color-coded adapter that fits the radiator opening.\u003c\/li\u003e\n  \u003cli\u003eUse the hand pump to pressurize to the recommended psi (0–35 psi range).\u003c\/li\u003e\n  \u003cli\u003eVisually check for wet spots, drips, or bubbles; listen for hissing leaks.\u003c\/li\u003e\n  \u003cli\u003eIf no external leak appears, consider pressure-testing the cap with included cap adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat parts are included and why does each matter?\u003c\/h3\u003e\n\u003cp\u003eThe kit has 28 pieces that provide broad compatibility and practical functionality: a hand pressure pump, multiple radiator adapters, two vacuum purge and refill tools, test cap adapters, and an adapter spanner. Each component lets you perform a specific test or fluid-change task without modifying the vehicle.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHand pressure pump — creates stable pressure to reveal leaks.\u003c\/li\u003e\n  \u003cli\u003eUniversal radiator adapters — fit many neck sizes and vehicle brands.\u003c\/li\u003e\n  \u003cli\u003eVacuum purge\/refill tools — remove air and refill coolant cleanly.\u003c\/li\u003e\n  \u003cli\u003eRadiator cap test adapters and spanner — validate cap seal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and systems will this toolbox work with?\u003c\/h3\u003e\n\u003cp\u003eDAYUAN designed the adapter assortment to cover a wide range of passenger cars and light trucks including many European and Asian makes. The 0–35 psi capacity and varied fittings match most radiator necks, expansion tanks and pressure caps used by common manufacturers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with brands such as Mercedes-Benz, Audi, BMW and VW.\u003c\/li\u003e\n  \u003cli\u003eAlso works on Ford, Toyota, Chevrolet, Kia and many others.\u003c\/li\u003e\n  \u003cli\u003eFits both radiator necks and separate coolant reservoirs with proper adapter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for?\u003c\/p\u003e\n\u003cp\u003eThis DAYUAN kit suits home mechanics, DIY car owners, mobile technicians and small repair shops that need a single, portable set for cooling-system diagnostics and coolant service. If you perform routine maintenance, diagnose intermittent coolant loss, or need to vacuum and refill systems without air pockets, this kit provides the adapters and tools to do those jobs efficiently.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this kit test radiator caps and reservoirs?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It includes radiator cap test adapters and universal fittings for both radiator necks and expansion tanks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What pressure range can the hand pump produce?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The hand pump supports testing up to 35 psi, covering most passenger vehicle requirements.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DAYUAN","offers":[{"title":"Default Title","offer_id":67586384822457,"sku":"B078RJT13X","price":165.15,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/dayuan-front-packaging-radiator-tester.jpg?v=1790482445","url":"https:\/\/redleafauto.ca\/products\/dayuan-radiator-pressure-tester-kit-28-piece-universal-set-0-35-psi-color-coded-adapters","provider":"Redleaf Auto","version":"1.0","type":"link"}