I'm after the factory airbox that came with the Z3. I'm guessing these can only be found on the Z4/Z3 with the M54 3.0 enigne.
The Maf is quite a bit larger on the 3.0 and wont fit a 2.8 air box.
The Maf is quite a bit larger on the 3.0 and wont fit a 2.8 air box.