Wondering why someone would go into all that trouble to create a three-axle, 6-wheeler, pick-up truck version of a Porsche 928 GTS? We can’t think of an answer and even if we did, we’re sure we wouldn’t convince anyone. Nevertheless, for his own personal reasons, Harry Thoma decided to stretch a 928 GTS, add a third axle and a pick-up bed. While he was at it, Thoma also increased the displacement of the original 928’s 5.4-liter V8 engine to 6.1-liters, raising output from 350 to 390 HP. -Video after the jump