Dinan 19-26 BMW Z4 M40i Cold Air Intake E88 128I 2 20VTurbo OEM Head Stud

2 20VTurbo OEM Head Stud Set - Burnished

While the effects of the additional volume are pronounced on a vehicle equipped with the factory airboxes and results in average gains of +11 WHP / +13 WTQ from 2000 RPM to redline

5mm wall thickness for long life

the continuous lowering can be adjusted quickly and easily

Dinan 19-26 BMW Z4 M40i Cold Air Intake E88 128I 2 20VTurbo OEM Head StudTo achieve the gains in flow that the Dinan intake delivers, the entire lower box of the system, and not just the lid, has been reworked and enlarged in an effort to make use of as much of the available real estate as possible within the engine bay. In turn, this allows a 40% larger, custom, free flowing filter to be housed within and maximum flow to be realized. However, a secondary inlet has always been desired by Dinan to effectively fill the