Originaly modelled in 3DsMax9. Preview rendered with V-ray1.5sp2 render. In archive for Max9 you can find two version of scene: for Vray1.5sp2 render and for default scanline render. Both have already setuped materials and absolutely render ready.
For this model no special plugin needed.
Modeled specialy for subdivision. You can apply Meshsmooth, TurboSmooth or equivalent subdivision modifier in other software to increase mesh resolution.