GTI, GTS, GTR and WAKE 155 (2017 and up), GTX, RXT and WAKE PRO (2018). Activates X Package functions on gauge: lap timer, fuel time and distance to “empty,” average and top speed/RPM display, and engine temperature. User-friendly interface on gauge. Simple plug-in connection. Includes hardware necessary for installation. Note: Harness (278002569) and 3 amps. fuse (710001008) are required to install on 2011 to 2017 models.