Fit 2000 BMW 323CI 2.5L; Fit 1999-2000 BMW 323I 2.5L; Fit 2001-2003/03 BMW 325CI 2.5L; Fit 2001-2003/03 BMW 325I 2.5L; Fit 2001-2005 BMW 325XI 2.5L; Fit 2000 BMW 328CI 2.8L; Fit 1999-2000 BMW 328I 2.8L; Fit 2001-2003/03 BMW 330CI 3.0L; Fit 2001-2003/03 BMW 330I 3.0L; Fit 2001-2005 BMW 330XI 3.0L; Fit 2001-2003/03 BMW 525I 2.5L; Fit 1999-2000 BMW 528I 2.8L; Fit 2001-2003/03 BMW 530I 3.0L; Fit 2004-2005 BMW X3 2.5L; Fit 2004-2006 BMW X3 3.0L; Fit 2001-2006 BMW X5 3.0L; Fit 1999-2000 BMW Z3 2.8L; Fit 2001-2002 BMW Z3 3.0L; Fit 2003-2005 BMW Z4 2.5L; Fit 2003-2005 BMW Z4 3.0L; 2pcs; 1x Upstream + 1x Downstream One Year Unlimited Mileage Quality Guarantee Before buying, check the “Select Your Vehicle” check (Make, model, year, engine, Note,The engine and Note in particular) at the top of the link to see if your car can be used.