This is a Cover Cap for oil filter housing as a replacement of Part Number 11421744000. and easy installing. Each cap is grooved for an ultimate seal, ensuring no leaks. Application: For 99-00 for 323i E46 (Wagon) For 2000 for 323Ci E46 (Conv. ) For 99-00 for 328i E46 For 2000 for 328Ci E46 For 01-05 for 330i E46 For 01-06 for 330Ci E46 (Conv. ) For 01-05 for 330Xi E46 For 01-05 for 325i E46 For 01-05 for 325Xi E46 For 01-06 for 325Ci E46 (Conv. ) For 01-05 for 325i E46 (Wagon) For 01-05 for 325Xi E46 (Wagon) For 98-99 for 323is E36 For 98-99 for 323iC E36 For 96-99 for 328i E36 For 96-99 for 328is E36 For 96-99 for 328iC E36 For 99-00 for Z3 2.3 For 01-02 for Z3 2.5i For 97-00 for Z3 2.8 For 01-02 for Z3 3.0 For 99-00 for Z3 Coupe 2.8 For 01-02 for Z3 Coupe 3.0 For 01-03 for 525i E39 (Wagon) For 97-00 for 528i E39 (Wagon) For 01-03 for 530i E39 For 04-05 for 525i M54 E60 For 04-05 for 530i M54 E60 For 04-06 for X3 2.5i E83 For 04-06 for X3 3.0i E83 For 01-06 for X5 3.0i For 03-05 for Z4 (2.5i E85 ,3.0i M54 E85) The compatibility is just for reference. Please compare with your one before purchasing! Colour:Silver Material:Metal Package Contents: 1x Oil Filter Housing Cap Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.