{"product_id":"tsi-supercool-rd8-radiator-dye-8-oz-self-measure-uv-leak-detection-bottle","title":"TSI Supercool RD8 Radiator Dye – 8-Oz Self-Measure UV Leak Detection Bottle","description":"\u003cp\u003eTSI Supercool RD8 Radiator Dye is a synthetic UV-detectable leak tracer designed to help you identify cooling system leaks without invasive disassembly. Packaged in an 8-ounce self-measure bottle, it lets you apply precisely 1 ounce per vehicle, making routine maintenance simpler and more predictable.\u003c\/p\u003e\n\u003ch2\u003eWhat makes RD8 effective\u003c\/h2\u003e\n\u003cp\u003eThe dye blends with your vehicle’s coolant and travels along with it, turning transparent pathways into visible indicators under UV light. When you shine a UV light on the engine bay, potential leak points—such as hoses, radiators, and connections—may show up as glowing traces, helping you target inspections with confidence rather than guesswork.\u003c\/p\u003e\n\u003cp\u003eDesigned for water-cooled engines, this dye is formulated to be detectable with any UV light, so you can use standard shop lamps or portable UV devices to review results. The result is a practical aid for diagnostics that supports planning repairs or monitoring system integrity over time.\u003c\/p\u003e\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSynthetic UV leak detection dye that works with any UV light\u003c\/li\u003e\n  \u003cli\u003eTurns leaks or damp areas into visible signals for easier pinpointing\u003c\/li\u003e\n  \u003cli\u003eSelf-measuring bottle with clear 1-ounce dosing per vehicle\u003c\/li\u003e\n  \u003cli\u003e8-ounce bottle provides multiple treatments for various vehicles\u003c\/li\u003e\n  \u003cli\u003eSpecifically formulated for water-cooled engines and cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal uses and scenarios\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFast preliminary checks during routine maintenance or after coolant service\u003c\/li\u003e\n  \u003cli\u003eDiagnostics for cars, light trucks, and other water-cooled engines\u003c\/li\u003e\n  \u003cli\u003eVerification of suspected leak sites before more invasive repairs\u003c\/li\u003e\n  \u003cli\u003eCompatibility with standard UV lighting makes it a flexible diagnostic tool\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eShake the bottle to mix the dye with the coolant.\u003c\/li\u003e\n  \u003cli\u003eUse 1 ounce per vehicle as a dosing guideline.\u003c\/li\u003e\n  \u003cli\u003eRun the engine and observe under UV light for glowing leak indicators.\u003c\/li\u003e\n  \u003cli\u003eInspect hoses, radiator, water pump, seams, and clamps for signs of leakage.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eRD8 offers a practical option for proactive maintenance, helping you visualize where cooling system integrity could be at risk. While results can vary with engine design and conditions, many users find it useful for faster diagnostics and informed decision-making.\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: What is RD8 dye used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: RD8 is a UV-detectable dye designed to help reveal leaks in cooling systems; simply add 1 ounce per vehicle and inspect under UV light.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much RD8 dye should I use per vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use 1 ounce per vehicle for accurate results; this self-measuring bottle simplifies dosing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TSI Supercool","offers":[{"title":"Default Title","offer_id":42466657075285,"sku":"B008PKWEHY","price":33.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/tsi-supercool-rd8-dye-bottle.jpg?v=1778050485","url":"https:\/\/plentytorque.co.uk\/products\/tsi-supercool-rd8-radiator-dye-8-oz-self-measure-uv-leak-detection-bottle","provider":"PlentyTorque","version":"1.0","type":"link"}