HQRP Knock Sensor for Toyota Lexus 89615-12040/89615 12040/8961512040 / KS81 / KS-81 / 5S2249 / SU4040 Replacement plus HQRP Coaster HQRP&reg; Knock Sensor plus HQRP&reg; Coaster; Condition: New; Standard: # KS81 / KS-81; Compatible with Toyota/Lexus OEM Ref.: # 89615-12040 / 8961512040; 200 days warranty!