ECHO Red Armor® Oil ECHO's Red Armor® Oil is a premium 2-stroke engine oil designed with performance and ultimate protection in mind. It promotes longer engine life, cleans existing deposits, and protects against future carbon buildup. Features Uses proprietary detergents, additives, and antioxidants to provide a powerful cleaner and engine protectant Its specially formulated lubricants prevent piston scuffing and stuck rings Cleans existing carbon deposits and prevents future buildup Prevents piston scuffing and stuck rings and allows mixed fuel to be stable for up to two years in a properly sealed container Improves engine longevity and reduces repair costs and downtime Exceeds ISO L-EGD and JASO FD The 2.6, 5.2, and 6.4 fl. oz sizes come in a 6-pack