For the largest possible performance gain replace the entire air box and intake tract with the aFe Stage 2 Open Element Air Intake System. *Features* * *No Floating Tubes* - Built-in ram scoop forces cold air to filter for greater efficiency and performance gains. * *Clamp Stops* - Raised stops on aFe tubes provide a more secure seal and eliminate slippage versus flat, straight tubes.
Fits: BMW 1M (E82), BMW 135i/335i/535i (N54), BMW 335i/335is (N55). Confirm fitment with us before ordering.
