go for the ready made one la,last i saw rm250.......so jealous la with myvi owners.....got custom made side panel,got custom made sub enclosure...all ready made,up for sale.......waste la using Proton....
http://www.0-100km.com/Files/BeyondPic/2006-11/11/2006924194044214.jpg
Though this isn't new, we thought it'll be good to remind some of you with drive-by-wire equipped cars a potential bang for buck gadget.