PoorMansNitro

        //in variables.sqf you need to add s_player_nox = -1; just below s_player_attach_smoke = -1;
        //and at the bottom of variables, add an array BOOST_CARS = ["classname","classname"];

          if ((_invehicle)&& ((typeof vehicle player in BOOST_CARS) then {
            if (s_player_nox < 0 && typeof vehicle in BOOST_CARS ) then {
             NOX_VEH = _vehicle;
            s_player_nox = NOX_VEH addAction ["<t color='#00FF00'>BOOST!</t>", "scripts\nox.sqf"];


            };
        }else {
            if (s_player_nox >= 0) then {
            NOX_VEH removeAction s_player_nox;
            s_player_nox = -1;
            };
        };