Already tuned with us and making changes to your setup? The Ecutek tune update is exactly what you need to get your existing tune updated with us. Choose the update based on the changes you are making and then select what kind of existing fuel maps you have with us that need to be updated. Update Type: Level 1 allows one of the following changes: Intake Headers Intercooler Charge Pipe / Inlet Level 2 allows the follow changes: Downpipe Fuel Injectors Wastegate Two or more Level 1 changes Level 3 allows one of the following changes: Changing or adding fuel types (91, 93, E85, etc) Level 1 & 2 changes together Rebuilt or built engines and head work Road racing or drag racing specific map Fuel map selection: Please select what fuel maps you need updated. Dual maps can include a pump gas and E85 map or two different types of pump gas maps for different octanes. Flex Fuel should be selected for updating flex fuel maps.