Beck Arnley 158-0813 Ignition Knock (Detonation) Sensor. Fits what vehicles: 2000-2001 INFINITI I30, 2000-2003 Nissan Maxima, 2001-2003 INFINITI QX4, 2001-2002 Nissan Pathfinder, 2002-2004 INFINITI I35, 2002-2004 INFINITI Q45, 2002-2004 Nissan Altima, 2003-2004 INFINITI G35, 2003-2004 INFINITI M45.
