🔶【4 PCS】You will receive a package includes 4 sensors, 2 upstream sensors and 2 downstream sensors. But they keep the same in appearance and internal construction, which means there is no need to install them in a fixed sequence. 🔶【OEM PART NUMBER】56028994AA 56028994AB 05149170AA OS5249 15006 18125 23135 23159 242532 2344274 2344587 2344770 25024253 65422018 05149171AA 234-4029 234-4030 234-4217 234-4228 234-4229 234-4232 234-4587 234-4588 234-4593 234-4594 234-4598 234-4770 45029049AA 4727446AC 4727446AD 5033500aa 5149169aa 5149170AA 56028992aa 56029049AA 56041698AA 56044627AA 56044652AA 5S7084 68144248AA 7B0906262A ES11003 NTK NTK23159 SG1849 🔶【FITMENT】Compatible with Chrysler 300 2.7L 3.5L 5.7L 6.1L 2005-2011/Aspen 4.7L 5.7L 2007-2009/Pacifica 4.0L 2007-2008/PT Cruiser 2.4L 2004-2010/Sebring 2.4L 2.7L 2004-2006/Town & Country 4.0L 2008-2010,For Dodge Avenger 2.7L 3.5L Challenger Charger 3.5L 5.7L 6.1L 6.4L 2006-2012/Dakota Durango 3.7L 4.7L 5.7L 2005-2010/Grand Caravan 4.0L Journey 3.5L 2008-2010/Magnum 2.7L 3.5L 5.7L 6.1L 2005-2008/Nitro 3.7L 4.0L 2007-2011/Ram 1500 3.7L 4.7L 5.7L 2005-2010/Ram 2500 5.7L 2007-2010 🔶【FITMENT】Compatible with Jeep Commander Grand Cherokee 3.7L 4.7L 5.7L 6.1L 2005-2010/Liberty 2.4L 3.7L 2004-2012 /Wrangler 2.4L 3.8L 4.0L 2005-2009/For Ram 1500 3.7L 4.7L 5.7L 2011-2013,For Volkswagen Routan 3.8L 4.0L 2009-2010 🔶【WARRANTY】1 Year. oxygen sensor