- Maximizes cooling system performance with superior protection against cavitation corrosion/erosion
- Enhances heat transfer, reducing operating temperatures by up to 20°F
- 5 year / 150,000 mile protection
- Compatible with gas and diesel engines
- Safe for cast iron, aluminum and brass systems
Red Line Oil Warranty Red Line Oil has a 90-day warranty from the date of purchase against manufacturer's defects or flaws.
Enjoy free shipping on orders over $30, with most items shipping within 2 business days.
We offer hassle-free returns and exchanges within 90 days of delivery, with no restocking fees.
View our Shipping Policy and Return Policy for full details.