[INNOVATIVE TECHNOLOGY] - Every Bosch Oxygen Sensor benefits from the technological and manufacturing experience gained from decades of production since first inventing the Oxygen Sensor in the late 1960's, ensuring long-lasting, superior performance | [FACTORY TESTED] - Seared appearance of protection tube is a result of a 100 percent fully functional quality test to ensure every Bosch manufactured sensor meets Bosch's rigorous standards for quality and performance | [STAINLESS STEEL BODY] - Exclusive double laser-welded stainless steel body is totally submersible and sealed tight to protect against contamination from exhaust emissions - ensuring longer sensor service life | [FAST ACTING HEATER] - Fast-acting heater optimizes sensor operation on Planar and 3, 4, and 5 wire Thimble type sensors allowing the oxygen sensor to reach its operating temperature quicker - within seconds - for optimum performance | [READY TO INSTALL] - True Direct-fit OE connectors and harnesses, along with threads pre-coated with anti-seize compound right out of the box, make installation simple and hassle-free | Compatible with select 2003-19 vehicles (verify specific fitment details with AmazonConfirmedFit fit checker above): CHRYSLER: Aspen, Pacifica, PT Cruiser, Sebring, Town & Country, 200, 300; DODGE: Avenger, Caliber, Caravan, Challenger, Charger | DODGE: Dakota, Durango, Grand Caravan, Journey, Magnum, Neon, Nitro, Ram 1500/2500/3500, Stratus, SX 2.0; JEEP: Cherokee, Commander, Compass, Grand Cherokee, Liberty, Patriot, TJ, Wrangler; MERCEDES-BENZ: CLS550, CLS63 AMG, CLS63 AMG S | MERCEDES-BENZ: CL550, CL63 AMG, C300, C350, E300, E350, E400, E550, E63 AMG, E63 AMG S, GLE350, GLE550, GLE63 AMG, GLE63 AMG S, GLK350, GLS550, GLS63 AMG, GL450, GL550, GL63 AMG, Maybach S550, ML350, ML400, ML550, ML63 AMG, R350, SLK350 | MERCEDES-BENZ: SLK55 AMG, SL550, SL63 AMG, S550, S63 AMG; MITSUBISHI: Raider; RAM: Ram C/V, Dakota, 1500 Pickup, 1500 Pickup Classic, 2500/3500 Pickup, 4500, 5500; SMART: Fortwo; VOLKSWAGEN: Routan