EF 710:
EF 710 is a professional strength cleaner designed to safely and efficiently remove varnish and sludge deposits from deep within the engine. Thoroughly cleans oil passages, lifters and other critical engine components. Deposits are drained out with the used oil. EF 710 maximizes engine lubrication and reduces wear.
EF 720:
EF 720 is an advanced oil treatment designed to increase the performance of all API and ACEA oils. Helps extend engine life by reducing wear. Improves oil lubrication. Meets industry and OEM specifications worldwide. These two products will not void OEM warranty.