This 4-wire narrow-band oxygen sensor fits select 1995-2012 Chrysler, Dodge, Eagle and Mitsubishi applications and signals whether the exhaust is running rich or lean so the engine computer can trim fuel delivery. A built-in heater brings the element to operating temperature quickly after a cold start.

Walker Products 350-34408 Oxygen Sensor Features:

• Fits 2001-2005 Chrysler Sebring; 2001-2012 Dodge Atos; 2001-2004 Dodge Stratus; 1995-1996 Eagle Summit; 1995-2003 Mitsubishi Galant; 1995-2002 Mitsubishi Mirage
• Fits 1998-2005 Mitsubishi Eclipse; 1998-2000 Mitsubishi Montero; 1999-2004 Mitsubishi Diamante; 2004-2011 Mitsubishi Endeavor; 2008-2012 Mitsubishi Lancer
• Fits 2009-2011 Mitsubishi Montero Sport
• Sensor locations by application: B1S1, B1S2 (bank and sensor number)
• Used in both upstream and downstream positions, depending on application
• 4-wire narrow-band oxygen sensor
• Built-in heater for fast warm-up
• M18x1.5 threaded mounting with a 22 mm hex, 700 mm (27.6 in.) overall length
• Male square connector at the harness end
• Platinum electrode layer with a protective coating against combustion residue