{"product_id":"tsi-supercool-td8-total-dye-8-oz-self-measure-bottle-uv-leak-tracer-for-motor-oil-fuels","title":"TSI Supercool TD8 Total Dye 8 oz self-measure bottle — UV leak tracer for motor oil \u0026 fuels","description":"\u003cp\u003e\u003cstrong\u003eTSI Supercool TD8 Total Dye is an 8-ounce self-measure bottle of synthetic UV-detectable dye formulated to trace leaks in motor oils, fuels, and most vehicle fluids.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for technicians and DIYers, this concentrated dye mixes at 1\/4 ounce per quart and becomes visible under UV light to help locate the source of leaks in engine oil, diesel, gasoline, transmission fluid, brake fluid, hydraulic systems and power steering systems. Packaged in a self-measure bottle for accurate dosing, the TD8 formula blends with clean oils most effectively and is manufactured in the United States.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use TSI Supercool TD8 to find a leak quickly?\u003c\/h3\u003e\n\n\u003cp\u003eAdd the recommended dose to the fluid reservoir, operate the vehicle or system to circulate the dye, then inspect suspected areas with a UV light. The dye fluoresces under UV illumination, highlighting the entry point and flow path of escaping fluid.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMix ratio: 1\/4 ounce (about 7.4 mL) per quart of fluid for standard tracing.\u003c\/li\u003e\n\u003cli\u003eBest results in clean engine oil and diesel—contaminants can mask fluorescence.\u003c\/li\u003e\n\u003cli\u003eCirculate system briefly after adding to distribute evenly before inspection.\u003c\/li\u003e\n\u003cli\u003eUse a handheld UV lamp for targeted, portable detection in garage or field.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicle fluids are compatible with this dye?\u003c\/h3\u003e\n\n\u003cp\u003eTD8 is formulated for broad compatibility across common automotive and industrial fluids, allowing a single product to service many leak-tracing needs. It is suitable for motor oil, diesel, gasoline, hydraulic fluid, transmission fluid, power steering fluid and brake fluid.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMotor oil and diesel: particularly effective for clear fluorescence.\u003c\/li\u003e\n\u003cli\u003eTransmission and power steering fluids: mixes and circulates for tracing.\n\u003c\/li\u003e\n\u003cli\u003eHydraulic systems and brake fluid: works where circulation and UV access are possible.\u003c\/li\u003e\n\u003cli\u003eNot intended as a repair additive—use only as a diagnostic tracer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat safety and handling steps should I follow when applying TD8?\u003c\/h3\u003e\n\n\u003cp\u003eHandle the dye with basic workshop safety: avoid skin and eye contact, work in a ventilated area, and keep containers sealed when not in use. Dispose of any excess or contaminated fluids according to local regulations—TD8 is a diagnostic dye, not a service chemical.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eWear gloves and eye protection to prevent staining and irritation.\u003c\/li\u003e\n\u003cli\u003eAvoid ingestion or prolonged skin contact; wash affected areas promptly.\u003c\/li\u003e\n\u003cli\u003eStore upright at room temperature away from direct sunlight and children.\u003c\/li\u003e\n\u003cli\u003eFollow local rules for disposal of dyed vehicle fluids and rags.\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for? TSI Supercool TD8 Total Dye is aimed at mechanics, fleet maintainers, and knowledgeable DIY vehicle owners who need a reliable UV tracer to pinpoint leaks fast. If you perform diagnostic work on engines, transmissions, fuel systems, or hydraulics and want a single, concentrated dye that mixes accurately and lights up under UV, this self-measure 8-ounce bottle streamlines dosing and inspection without specialized training. It is not a fluid additive for performance enhancement or a permanent repair—use TD8 as a targeted diagnostic tool alongside standard repair procedures.\u003c\/p\u003e\n\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 TD8 do I use per quart of oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use 1\/4 ounce (about 7.4 mL) of TD8 per quart of fluid for standard leak tracing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will TD8 damage my engine or transmission?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No, TD8 is a diagnostic dye intended to mix with fluids; it should not harm systems when used at recommended doses.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TSI Supercool","offers":[{"title":"Default Title","offer_id":55167885345111,"sku":"B008PKWH6C","price":40.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/tsi-supercool-td8-front-packaging.jpg?v=1790394975","url":"https:\/\/britishgarage.co.uk\/products\/tsi-supercool-td8-total-dye-8-oz-self-measure-bottle-uv-leak-tracer-for-motor-oil-fuels","provider":"British Garage","version":"1.0","type":"link"}