WXM Fuel Line Pump Kit with Return and Flex SensorHigh Flow Direct Injection for GM Generation V V8 Applications These are designed for the new GM LT series engines. These supply the needed fuel flow for high horsepower applications and only come on when the more fuel is needed and are E85 compatible allowing higher output engines to take advantage of the octane of E85 fuel. Features: Plug and Play Harness 375 LPH Fuel Pump Custom Mounting Bracket Custom Length Braided Lines Aeromotive AL fittings