234-4140 /13859 Oxygen Sensor Downstream O2 Sensor 2 for 1995 1996 1997 1998 Mazda Protege L4-1.8L, for 1996 1997 Kia Sephia L4-1.8L COMPATIBLE WITH OEM: 2344140, 13859, 2344140, BP3D18861, BP3D188619U, SU4619 Length (Sensor to Lead): Wires: 4 4 wire donwtream oxygen sensor 2 for 1995-1998 Mazda Protege L4-1.8L Post-cat oxygen sensor for 1996-1997 Kia Sephia L4-1.8L 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.