Upstream O2 Oxygen Sensor for BMW Mercedes-Benz Models #ST-25018 250-25018

Fits：For 2011 BMW 1 Series M (Upstream | Front Manifold)For 2008-2013 BMW 128I (Upstream | Front Manifold; 3.0L)For 2008-2011 BMW 135I (Upstream | Front Manifold;3.0L)For 2006 BMW 325I (Upstream; 3.0L)For 2006 BMW 325Xi (Upstream; 3.0L)For 2007-2013 BMW 328I (Upstream | Front Manifold; 3.0L)For 2009-2013 BMW 328I Xdrive (Upstream | Front Manifold; 3.0L)For 2007-2008 BMW 328Xi (Upstream | Front Manifold; 3.0L)For 2006 BMW 330I (Upstream; 3.0L)For 2006 BMW 330Xi (Upstream; 3.0L)For 2008-2011 BMW 335I (Upstream | Front Manifold; 3.0L)For 2007 BMW 335I (Upstream; 3.0L)For 2002011 BMW 335I Xdrive (Upstream | Front Manifold; 3.0L)For 2011-2013 BMW 335IS (Upstream | Front Manifold; 3.0L)For 2007-2008 BMW 335XI (Upstream | Front Manifold; 3.0L)For 2006-2007 BMW 525I (Upstream | Front Manifold; 3.0L)For 2006-2007 BMW 525XI (Upstream | Front Manifold; 3.0L)For 2008-2009 BMW 528I (Upstream | Front Manifold; 3.0L)For 2010 BMW 528I (Upstream; 3.0L)For 2009 BMW 528I Xdrive (Upstream | Front Manifold; 3.0L)For 2010 BMW 528I Xdrive (Upstream; 3.0L)For 2008 BMW 528Xi (Upstream | Front Manifold; 3.0L)For 2006-2007 BMW 530I (Upstream; 3.0L)For 2006 BMW 530Xi (Upstream; 3.0L; From Chassis/VIN #4E7017 001)For 2007 BMW 530Xi (Upstream; 3.0L)For 2007-2008 BMW X3 (Upstream; 3.0L)For 2009-2010 BMW X3 (Upstream | Front Manifold; 3.0L)For 2007-2010 BMW X5 (Upstream | Front Manifold; 3.0L)For 2006-2008 BMW Z4 (Upstream; 3.0L)For 2009-2013 BMW Z4 (Upstream | Front Manifold; 3.0L)For 2013 Mercedes-Benz C250 (Upstream; 1.8L)For 2012 Mercedes-Benz SLK250 (Upstream; 1.8L)

• Accurate Emissions Monitoring: Measures the oxygen levels in the exhaust gases, providing critical feedback to the engine control unit (ECU) to adjust the air-fuel mixture for optimal combustion and emission control, ensuring compliance with emission standards.
• Enhanced Fuel Efficiency: By delivering precise data on oxygen content, the sensor helps the ECU maintain an optimal air-fuel ratio, improving fuel efficiency and reducing fuel consumption, which can lead to cost savings over time.
• Improved Engine Performance: Ensures the engine runs smoothly by contributing to proper fuel mixture regulation, which enhances throttle response, engine power, and overall drivability under various operating conditions.
• Durable and Heat-Resistant: Constructed from high-quality materials designed to withstand high temperatures and harsh exhaust conditions, providing reliable performance and a longer service life.
• Easy Replacement: Designed to meet OEM specifications for direct fitment, making installation straightforward with no modifications required, ensuring compatibility with the vehicle’s existing exhaust and emission control systems.