[Vehicle Fitment]-Compatible with 1999-2000 BMW 323I; Compatible with 2001-2005 BMW 325XI; Compatible with 2001-2005 BMW 330XI; Compatible with 2004-2006 BMW X3; Compatible with 2001-2006 BMW X5; Compatible with 2003-2005 BMW Z4; Compatible with 1999-2002 BMW Z3 [Reference Number]- 1781433050,11781433075,11781433940,11781742050, 234-4672, 234-4683,2344672, 2344683, SG1108, ES10899, ES10857, 15109, 13477, 250-24611,250-24392,0258005109,025800347 [Specification]- OEM Replacement,Plug and Play;Connector gender:Female;Include 4pcs Oxygen Sensor and 4pcs zip tie；Mounting Type:Threaded [Precision Performance]- Fast response, Accurate measurement,stable transmission and high efficiency; Optimizing engine performance, smooth acceleration, solve jittering [Quality Material]- The product is made of high temperature resistant cable and stainless steel shell, double protection, good sealing, anti-corrosion and anti-detachment, and coated with anti-sintering agent, more durable [Vehicle Fitment]-Compatible with 1999-2000 BMW 323I; Compatible with 2001-2005 BMW 325XI; Compatible with 2001-2005 BMW 330XI; Compatible with 2004-2006 BMW X3; Compatible with 2001-2006 BMW X5; Compatible with 2003-2005 BMW Z4; Compatible with 1999-2002 BMW Z3