Oxygen Sensor 234-4142 /15257 Downstream Front O2 Sensor 2 Bank 1 for 2002 2003 2004 2005 2006 Mazda MPV V6 3.0L, Downstream Sensor 2 for 1996 1997 1998 Mazda MPV V6 3.0L RWD COMPATIBLE WITH OEM:234-4142, AJ5218861A9U, AJ52-18-861A-9U, 15257 Length (Sensor to Lead): 455 mm. Wires: 4 O2 Oxygen Sensor Downstream For 1996 1997 1998 Mazda MPV 3.0L RWD ONLY Downstream Front Oxygen Sensor Bank 1 Sensor 2 for 2002-2006 Mazda MPV 3.0L Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before purchase. Warranty: 1 year unlimited miles.