Optional power switch for the Exhaust Brake that mounts on the manual transmission shift lever For that old school trucker feel this switch is ideal for activating your exhaust brake of other accessories Rocker style switch For 34 shift levers Dodge 1994 - 1998 Ford 1994 - 1998 Chevy 1994 - up Can be used for activating accessories such as light bars, air horns or whatever you need to activate an accessory within finger tip reach