The product is a High Pressure Fuel Rail and Injector OEM part for Mazda 3 / CX-7 2.3L engines. It is a genuine Mazda part made in Japan, with a manufacturer warranty of 1 month. The item includes a Fuel Rail (Ramp) with the Manufacturer Part Number L3K9-13-150E and Superseded Part Number L3K9 13 250A.