1、A new plug to delete swirl flaps from intake manifold. 2、Made of premium aluminum material for maximum durability. 3、High temperature resistance, good corrosion resistance, long-lasting service life. 4、Aftermarket replacement part, directly replace the old one. 5、Easy to install, perfect match to your original engine. Features: A new plug to delete swirl flaps from intake manifold. Made of premium aluminum material for maximum durability. High temperature resistance, good corrosion resistance, long-lasting service life. Aftermarket replacement part, directly replace the old one. Easy to install, perfect match to your original engine. Specification: Material: Aluminum Alloy Color: Silver + Black Fitment: Fit for E81: 120D N47 all models 123D N47S all models Fit for E82: 120D N47 all models 123D N47S all models Fit for E87 LCI: 120D N47 all models 123D N47S all models Fit for E88: 120D N47 all models 123D N47S all models Fit for E90: 320D N47 all models Fit for E90 LCI: 320D N47 all models 320XD N47 all models Fit for E91: 320D N47 all models Fit for E91 LCI: 320D N47 all models 320XD N47 all models Fit for E92: 320D N47 all models 320XD N47 all models Fit for E93: 320D N47 all models Fit for E60 LCI: 520D N47 all models Fit for E61 LCI: 520D N47 all models Fit for X1 E84: 20D N47 all models 20DX N47 all models 23DX N47S all models Fit for X3 E83 LCI: 1.8D N47 all models 2.0D N47 all models Package list: 1 * Swirl Flap Plug