Skip to product information
1 of 1

300,000 Mile Antifreeze Coolant - 50/50 Ready-To-Use

300,000 Mile Antifreeze Coolant - 50/50 Ready-To-Use

Caution: Do not remove radiator cap if engine is hot. 1. Check cooling system for leaks, loose connections or worn parts. 2. After making sure engine is cool, remove radiator cap, open radiator and engine block drains, and then flush system completely with clean water. 3. Close radiator and engine block drains when all water is drained out of system. 4. Fill radiator with desired ratio of antifreeze, making sure that the level is slightly lower than the filler neck. 5. Set heater on high and run the engine to normal temperature; the thermostat should now open, releasing any trapped air. If necessary, add more solution to fill radiator. 6. Finally, replace radiator cap and check for any leaks. Do Not Dilute! Star brite Extended Life Premium Coolant is a 50/50 ready-to-use mix. For best results do not dilute! Boil Over Protection 265° F / 129.4°C Freeze Protection -34° F / -37°C

SKU: 030800

Size
Label

Features

  • MAXIMUM PROTECTION: Guards against rust, corrosion, and pitting in all engine metals, including aluminum, ensuring long-term engine health and reliability.
  • LONG-LASTING PERFORMANCE: Provides up to 300,000 miles or 5 years of protection, extending the life of your engine’s cooling system.
  • READY-TO-USE FORMULA: Pre-diluted 50/50 mix saves time and eliminates guesswork, making it convenient for immediate use in your vehicle.
  • UNIVERSAL COMPATIBILITY: Compatible with all major antifreeze brands, including Dex-Cool, for easy integration into any vehicle's cooling system.
  • YEAR-ROUND PROTECTION: Provides excellent freeze protection down to -34°F and boil protection up to +265°F, making it ideal for any climate.
  • ENGINE LIFE EXTENDER: Reduces the formation of abrasive solids, helping to prolong the lifespan of your water pump and overall engine.
  • SAFETY-FIRST DESIGN: Contains a bittering agent (denatonium benzoate) to prevent accidental ingestion by children or pets.
  • ASTM CERTIFIED QUALITY: Meets or exceeds ASTM D3306 and D4985 standards, ensuring the highest level of engine protection and performance.
  • EASY STORAGE: Packaged in a convenient 1-gallon container, perfect for keeping on hand for regular maintenance or emergency refills.
  • TRUSTED BRAND: Manufactured by STAR BRITE, a leader in antifreeze and coolant technology, trusted by professionals and DIY enthusiasts alike.

Directions

DIRECTIONS: Caution: Do not remove radiator cap if engine is hot. 1. Check cooling system for leaks, loose connections or worn parts. 2. After making sure engine is cool, remove radiator cap, open radiator and engine block drains, and then flush system completely with clean water. 3. Close radiator and engine block drains when all water is drained out of system. 4. Fill radiator with desired ratio of antifreeze, making sure that the level is slightly lower than the filler neck. 5. Set heater on high and run the engine to normal temperature; the thermostat should now open, releasing any trapped air. If necessary, add more solution to fill radiator. 6. Finally, replace radiator cap and check for any leaks.

Product Group

308XX

Warnings & Safety Information

WARNING: Can expose you to Ethylene glycol, a reproductive toxicant. See www.P65Warnings.ca.gov

SDS NA EN
SDS CA EN
SDS CA FR

View full details