Muscle Manhunt (2002)

On the run: five hot young naked fugitives. Hot on their trail: three muscular naked prison guards, determined to recapture their charges. Navigating through the rugged wilderness with their freedom at stake, the hunky escapees will try anything to elude their relentless pursuers. Can their buffed-out but unprotected bodies survive the chase? A nude free-for-all brawl climaxes this exciting adventure of beautiful men captured in the great outdoors.