The cooling system is one of the essential systems responsible for regulating engine temperature during operation. As the engine continuously generates high levels of heat through fuel combustion, an inefficient cooling system can affect engine performance and increase the risk of excessive heat buildup.
Coolant does more than simply help dissipate heat. It also helps protect key components of the cooling system, such as the radiator and coolant passages, ensuring proper operation. Therefore, choosing a high-quality coolant that is compatible with your vehicle is an important factor in maintaining engine performance and supporting long-term engine protection.

T-OPT Super Long Life Coolant (SLLC) is an automotive coolant designed to help protect the cooling system and regulate engine temperature. With quality certified to Toyota standards, it is an ideal choice for those seeking convenience and effective cooling system protection.
Available in two colors, Pink and Blue, T-OPT SLLC features a 50% Pre-mixed formula that is ready to use without additional dilution. This helps simplify maintenance and reduces the risk of incorrect mixing ratios.
✅ Ready to Use with a 50% Pre-mixed Formula
A ready-to-use coolant formulated with a pre-mixed ratio, eliminating the need for additional dilution before filling. This provides greater convenience and reduces the risk of incorrect mixing ratios.
✅ Helps Regulate Engine Temperature
Contains more than 50% Ethylene Glycol and has a boiling point of up to 109°C, helping support cooling system efficiency in regulating engine temperature and reducing the risk of excessive heat buildup.
✅ Helps Protect the Radiator and Cooling System
Designed to help protect the radiator and cooling system while reducing rust formation and corrosion within the system, supporting proper cooling system performance.
✅ Reliable Quality Certified to Toyota Standards
T-OPT Super Long Life Coolant has been certified by Toyota in terms of product quality, manufacturing processes, and quality control, making it a reliable choice for those who prioritize high-quality automotive coolant.
Regular cooling system maintenance is an essential part of vehicle care that should not be overlooked. It is important to check coolant levels and inspect the cooling system at recommended intervals, as well as choose a high-quality coolant that meets the vehicle manufacturer’s specifications.
T-OPT Super Long Life Coolant (SLLC) features a ready-to-use 50% Pre-mixed formula, available in Pink and Blue. It helps maintain cooling system performance, regulate engine temperature, and protect against corrosion, while meeting Toyota’s quality standards.
Officially distributed by Borneo Technical (Thailand) Co., Ltd.
Interested in becoming the distributor of Industrial Supply and Automotive Aftermarket from leading brands to contact Borneo call ☎️ 02-081-4900