New Delphi LQ4, LQ9 4.8 5.3 6.0 (Truck Engines) fuel injectors to a EV1 style LS1 LS6 & LT1 Based engine harness. Use these harness to connect the Delphi LQ4, LQ9 4.8 5.3 6.0 (Truck Engines) fuel injectors to a EV1 style LS1 LS6 & LT1 Based engine harness.