Strategy Code is a 7 digit code ex. KTCR3R4 and is READ with the device via OBDii Port: some models will have Strategy and SWPN. Tunes cannot be completed until this information is provided.
Example : LT315/35/20 or 35x12.50x20
Example 3.55 / 3.73. You may also give us the axle code off Drivers Door Jam Data Label ex. L9.
5 Star Tuning will not disable any CEL lights related to factory or aftermarket headers, downpipes or other emissions components.
* Supporting fuel system modifications may be required.