** Garmin's shares GRMN.O rise 2.4% to $245.02 premarket as the navigation device maker lifts FY results forecast
** GRMN now expects FY revenue of about $7.1 billion, compared with previous forecast of about $6.80 billion
** Forecasts FY pro forma EPS of $8, up from previous forecast of $7.80
** For Q2, Garmin posts revenue of $1.81 billion, beating analysts' average estimate of $1.70 billion, according to data compiled by LSEG
** Revenue from its auto original equipment manufacturer segment (OEM) rises 16% to $170.1 million from a year ago
** Up to last close, stock had risen 16% YTD
(Reporting by Kritika Lamba in Bengaluru)
((Kritika.Lamba@thomsonreuters.com))