Would of only taken an hour or so to replace all my plugs, but this stupid little rock got wedged in tight. I couldn't even get the socket on it. And how it got there is a mystery to me. And of course it has to be the very rear cylinder.
2010 FX4 Screw, Fox 2.0, 315/70-17's on Raptor wheels, Raptor Running Boards, Sport Liner, Bed Extender, Truxedo Lo Pro, Weather Tech floor mats, Weather Tech flaps.