EASY TO INSTALL: The auxiliary fuel kit used to connect the RDS tank to the truck is for fuel only. The installation kit is easy to install and provides a stable fuel supply to control the fuel level from the Part Number tank. KIT INCLUDES:RDS Auxiliary Fuel Tank Kit is designed for 3/8inch female fuel outlet fittings. The auxiliary fuel tank install kit includes fittings, hoses and clamps, as well as the required hoses and hardware. Compatible with for & for 2012&older, for /for 2011&newer. UNIQUE DESIGN: The black tube is electrophoresis treated, which looks more shiny and effectively prevents . The aluminum valve is also oxidized in its . The threads are also made stronger by adding anti-seize. WARM TIPS: 11025 auxiliary tank install kit closes the valve to prevent gas from escaping from the tank. Please use a tool to make the rds fuel tank valve more closed during installation to prevent spillage. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Photo Color Material:Metal Package Contents: 1 x Auxiliary Fuel Tank Install Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.