Level 1 : Shift level one has a stock factory shift with small modifications to improve durability of the transmission.
Level 2 : Shift level two is a firmer shift for mild performance and towing applications.
Level 3 : Shift level three is for high performance vehicles using a high stall converter. This is the Shift level for clients that want a tire burning shift so they can say 'Eat My Shift!' Now introducing Monster Transmission's new level Four transmission!