{"product_id":"tsi-supercool-td8-total-dye-8-oz-self-measure-bottle-uv-reactive-leak-tracer-for-automotive-hydraulic-fluids","title":"TSI Supercool TD8 Total Dye 8 oz self-measure bottle — UV-reactive leak tracer for automotive \u0026 hydraulic fluids","description":"\u003cp\u003e\u003cstrong\u003eTSI Supercool TD8 Total Dye is an 8-ounce, self-measure bottle of synthetic UV-reactive dye formulated to trace leaks in motor oil, diesel, gasoline, transmission fluid, brake fluid, power steering fluid and hydraulic systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for professional technicians and DIYers, this concentrated dye blends with a wide range of vehicle and equipment fluids to help locate leaks quickly when viewed under a UV lamp. The self-measure bottle dispenses accurate 1\/4-ounce doses per quart, so you can add the correct amount without extra measuring tools. The formula performs best in clean oils and fuels and becomes visible only under UV illumination, minimizing interference with routine inspections.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use TD8 Total Dye safely and accurately?\u003c\/h3\u003e\n\u003cp\u003eAdding TD8 is straightforward: determine the system capacity, calculate the required dye volume at 1\/4 ounce per quart, and pour directly from the self-measure bottle to avoid spills. After circulating the fluid through normal operation, inspect suspected areas with a handheld UV lamp in a darkened environment for bright fluorescence.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePour measured 1\/4 oz per quart directly from bottle’s dosing chamber.\u003c\/li\u003e\n  \u003cli\u003eRun engine or operate system to circulate dye throughout lines.\u003c\/li\u003e\n  \u003cli\u003eUse UV lamp in low light to reveal leaks as bright fluorescence.\u003c\/li\u003e\n  \u003cli\u003eClean excess dye and document leak locations for repair.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich fluids and systems are compatible with this dye?\u003c\/h3\u003e\n\u003cp\u003eTD8 Total Dye is formulated to mix with a broad variety of automotive and industrial fluids, including motor oils, diesel and gasoline, transmissions, power steering, brake fluid and hydraulic oils. It’s optimized for visibility in clean oils and fuels, and it can be used across light- and heavy-duty vehicles as well as stationary equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMotor oils, both gasoline and diesel engines.\u003c\/li\u003e\n  \u003cli\u003eAutomatic and manual transmission fluids.\u003c\/li\u003e\n  \u003cli\u003ePower steering, hydraulic and brake fluids.\u003c\/li\u003e\n  \u003cli\u003eCompatible with gasoline and diesel fuel systems for leak tracing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill TD8 affect fluid performance or vehicle components?\u003c\/h3\u003e\n\u003cp\u003eTD8 is a synthetic U\/V dye designed for trace applications and is used in very small concentrations (1\/4 ounce per quart), minimizing interaction with fluid properties. When used as directed it should not alter lubrication or hydraulic performance; however, follow manufacturer recommendations for systems with specific additive sensitivities and always use the correct dose.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMixes at low concentrations to avoid altering fluid chemistry.\u003c\/li\u003e\n  \u003cli\u003eIntended for diagnostic use—remove and repair leaks as needed.\u003c\/li\u003e\n  \u003cli\u003eTest in an inconspicuous area or consult OEM guidance for special systems.\u003c\/li\u003e\n  \u003cli\u003eBest results in clean fluids; heavy contamination can reduce visibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWho is this for?\u003c\/strong\u003e TD8 Total Dye is ideal for automotive technicians, fleet maintenance teams, and informed DIY mechanics who need a reliable, easy-to-dose UV dye for leak detection across engines, transmissions, fuel systems and hydraulics. Its compact self-measure bottle is convenient for shop cabinets or service vans and saves time when diagnosing intermittent or hard-to-find leaks. Choose TD8 when you want a concentrated, U.S.-made tracer that integrates with common vehicle fluids and produces clear fluorescent evidence under UV inspection.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eProduct details:\u003c\/strong\u003e 8-ounce self-measure bottle; synthetic UV-reactive dye; mix ratio 1\/4 ounce per quart; most effective in clean diesel and engine oils; made in the United States. Package dimensions: height 15.24 cm, length 4.064 cm, width 6.858 cm.\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: How much dye do I add per quart?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Add 1\/4 ounce of TD8 Total Dye for every quart of fluid; use the bottle’s self-measure to dose accurately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this dye in diesel fuel systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. TD8 is compatible with diesel and gasoline and is most visible in clean fuels and oils under UV light.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TSI Supercool","offers":[{"title":"Default Title","offer_id":48086196355230,"sku":"B008PKWH6C","price":41.45,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/tsi-supercool-td8-front-packaging.jpg?v=1785889446","url":"https:\/\/northtrailauto.ca\/products\/tsi-supercool-td8-total-dye-8-oz-self-measure-bottle-uv-reactive-leak-tracer-for-automotive-hydraulic-fluids","provider":"North Trail Auto","version":"1.0","type":"link"}