Originally Posted by dynamicS
Has any one here ever hooked up a portable Gmeter gadget to a XF? You always see them advertised on speedvision. This way you'll be able to see what the car actually is putting to the ground in a real world situation.
I hear they're pretty accurate. And it gives you hp/tq numbers not sure if it have a graph. Runs about $250 - 350.

have you ever seen this? it was in the XF concept car... on the passenger side of the dashboard...