This 1-wire narrow-band oxygen sensor fits select 1976-2004 Jaguar, Nissan, Peugeot and Subaru applications and signals whether the exhaust is running rich or lean so the engine computer can trim fuel delivery.

Walker Products 350-31018 Oxygen Sensor Features:

• Fits 1976-1979 Jaguar XJ6, Peugeot 504; 1986-1987 Jaguar Vanden Plas; 1980-1996 Nissan 200SX; 1980-1983 Nissan 280ZX; 1980-1981 Nissan 810; 1981-1984 Nissan Maxima
• Fits 1982-1996 Nissan Sentra; 1983 Nissan Pulsar; 1983-1990 Nissan Pulsar NX; 1984-1992 Nissan Stanza; 1986 Nissan 720; 1986-1994 Nissan D21; 1986-2002 Nissan Tsuru
• Also fits select Jaguar, Nissan, Peugeot and Subaru applications
• Sensor locations by application: B1S1, B1S2 (bank and sensor number)
• Used in both upstream and downstream positions, depending on application
• 1-wire narrow-band oxygen sensor
• Unheated design
• M18x1.5 threaded mounting with a 22 mm hex, 270 mm (10.6 in.) overall length
• Female square connector at the harness end
• Platinum electrode layer with a protective coating against combustion residue