Intercooler Intake Charge Pipe for BMWN20 N26 320i 328i 428i F30 F31 F33 F32. Charge pipe and boost pipe. Increase throttle response and decreases turbo lag 2. Lightweight High Grade 3 Hi FLow 6061 Aluminum Piping 3. Surface wrinkle thermal insulation spraying 4. Throttle body matched 3″ piping 5.1/8″ NPT Bungs for Meth or Nitrious Injectors. Constructed of the highest quality Tube Fin intercooler cores with inside turbulators combined with cast aluminum end-tanks optimized 3:All of our -corrosion coating with excellent heat conduction properties to ensure long-lasting and optimal cooling. 4:Despite of it’s size the weight of the complete intercooler is only 5.9kg. Doesn’t come with installation instructions. We recommend professional installation Only. We are all human beings, we all make mistakes so if you received a wrong item / missing item / or any other concerns regarding your orders please give us a chance to fix it first before leaving a bad feedback. We still aim for the best service and products so if you have any question or concerns please talk to us first! We are always here to help and we will do our best to make sure your problem is resolved in a fair and satisfied way. It is YOUR responsibility to pay for the custom duty not us. We have no control over your country`s custom department so we have no idea how much they charge.