Rev9Power Rev9_FR-014; Toyota MR2 Fuel Rail Fuel Rail(3rd Gen) Direct bolt on -Allows the use of larger top feed injectors -Best for high boost and tuned vehicles -Fits 10.5 to 11 mm top feed injectors This fuel rail upgrade kits are high-performance fuel delivery units that are designed to properly supply the additional fuel needed for high performance / boost applications. This fuel kit is direct bolt-on replacement of the factory fuel rails. This fuel rail are machined out of aluminum and anodized