Infiniti: Ertefa Show Car Leave a Comment / Audio, Custom Fabrication, Interior Lighting / By Ultra Auto Sound Mint green G35 with Air Ride suspension and a crazy sound system by ULTRA Rear seat delete. Seats removed and sound deadening material used on the metal to reduce road noise. JL Audio XD1000/1 and XD400/4. Amp board finished in a special Carbon Fiber like material. Custom made fiberglass enclosures for four 12″ subwoofers. Amp plates covered in mint green. See this at the shows and car meets. Share This:FacebookTwitterEmailLike this:Like Loading... Related