Buy Magnum P.I’s Ferrari! The 308 GTS driven by Tom Selleck in 1980s TV show that’s tipped to sell for more than double a standard car’s value at auction It’s time to don your biggest aviator sunglasses, unbutton your best Hawaiian shirt and finely trim your moustache effort because Magnum P.I.’s Ferrari is going under the hammer this week. That’s right, a 1984 308 GTS driven by Magnum himself – Tom Selleck – in the hit 1980s TV series is up for sale at Bonhams’ US auction at Scottsdale, and it’s expected to cost far more than you’d usually have to stump up for one of these open-top V8 Ferraris.