Knock Sensor Relocation Brackets for GM LS Gen 3 Engines LS1 LM7 LR4 LQ4 LS6 L59Knock Sensor Relocation Brackets for GM LS Gen 3 Engines LS1 LM7 LR4 LQ4 LS6 L59 Feature: Relocates LS1 Gen III knock sensors from valley pan to side skirt of the engine block Allows LS Gen III knock sensors to be retained and relocated from the valley pan area to the bottom edge of the engine block. Compatible with all LS gen III harnesses and gen III knock sensors Wire Assignments: Driver side bank 1 dark blue wire Passenger side bank 2 light blue