Below is information direct from Germany regarding this product.
It may show additional information about fitment and specification.
Silicon Hose Kit BMW E89 Z4
Inlet Silicone hose , HD
Outlet Silicone hose, HD
1 Set 12mm Stainless Steell Norma Clamps
This hose kit only fits with our orig. Intercooler
The item picture is for illustration only - actual shape may vary