Feature: 1. Great aftermarket part, perfect match to your original car 2. There are 6pcs 33mm bungs with intake manifold gaskets kit 3. Made of high quality aluminum material, sturdy in use 4. The O rings are supplied with the bungs 5. Easy to install, directly replace the old one Specification: Description: As for suffer a common issue with the swirl flaps in the inlet manifold. The screws holding the butterflies can come loose can cause severe damage to your engine. The easiest way to prevent this damage occurring to your engine is to replace these swirl flap bungs with these. Features: Great aftermarket part, perfect match to your original car. There are 6pcs 33mm bungs with intake manifold gaskets kit. Made of high quality aluminum material, sturdy in use. The O rings are supplied with the bungs. Easy to install, directly replace the old one. Specifications: Material: Metal Color: Silver + Red Diameter: 33mm/1.3" Package Weight: approx. 273g Fitment: For engine codes and models as following: M47N/M47TU/M47TUD20 E46 320d 2001-2005, E83 X3 2.0d (up to end of 2006) M47TU2D20 updated in 2004 to M47TU2D20 E60/E61 520d, E87 120d, E90/E91 320d, E83 X3 2.0d - end of 2006 onwards Previous M57 - 2000 onwards M57D25 2000-2003 E39 525d automatic transmission only. M57N/M57TU - 2004 onwards M57TUD25 E60/E61 525d M57/M57D29 - 1998 onwards M57D30 E39 530d automatic transmission only E46 330d/330xd automatic transmission only E38 730d automatic transmission only E53 X5 3.0d, E38 730d, E39 530d M57N/M57TU - 2002 onwards M57TUD30 E46 330d/330Cd/330xd E83 X3 3.0d E53 X5 3.0d E60/E61 530d/530xd E65 730d E60/E61 535d M57TU2D30 M57TU2D30 - 2007 onwards, facelifted E60 and E61 M57TU2D30-UL M57TU2D30-OL M57TU2D30-TOP E90/E91/E92 325d E60/E61 525d/525xd E65 730d E90/E91 325d E90/E91 330d/330xd E60/E61 For E70 For E71 E60/E61 535d E70 X5 3.0sd E71 X6 35d E83 X3 3.0sd E90/E91 335d Package Included: 6 x Swirl Flap Bung 1 x Set of Intake Manifold Gaskets