modification

So, if it's powered by an Arc Reactor does that mean you won't get any Red Rings?

Props? Replicas? Nope, fully functioning NERF modifications by Johnson Arms. Check out more in the via link!

Lightcycles have never looked so leg-powered.

German DJ Nik Nowak created a special rig for his gigs. Fitting a sound system in the chassis, a control module in the "cockpit," and put the whole thing on tractor treads. If need be, he can even have the whole rig lift up and point the speakers towards the audience. The Autobots's Shockwave would be proud.

Ron English added some ahem modifications, to some iconic cereal boxes at a store in Venice. If you happen to see one and purchase it, he'll even sign it for you!

WARNING: Language is hi-larious, but a little too cuss-y for work.