I will be showing you how to install the verse charge pipe. this is one of the most important mods and first that you should invest in when you buy your Bmw due to the fact that the stock pipe is plastic and can and will burst. to avoid getting stranded or any headaches it is best to do this mod either your looking for more power gains or just regular commute its highly recommended to to this mod for your peace of mind and longevity and better acceleration reaction of the vehicle.