EXART Center Pipe TOYOTA Alphard Vellfire AGH30W (30 Series)This is a center pipe exclusively for the Alphard and Vellfire (model AGH30W). It can be replaced with the genuine center pipe by bolting it on. The oval shaped main silencer, which is particular about sound quality, is raised by 20 mm compared to the genuine product. A sub silencer is used to prevent unpleasant crackling and muffled sounds.