Make sure you have the right fuel pressure with Nuke Performance's high quality fuel pressure gauge, providing measurement in both PSI and bar. This gauge is suitable for turbo-charged, super-charged and naturally aspirated engine applications. It connects directly to a fuel pressure regulator or the Nuke Performance unique AN-Fuel pressure gauge adapter. The male fitting is 1/8" NPT and is nickel plated for long lasting function and safe operation. The gauge has a stainless body and is filled with liquid, which makes it shock and vibration proof. Stainless steel case with white and black dial face and red needle for easier viewing. Manufactured in the US.