Measurements ... Diameter of hose after it is on the tube. weird silicone elbow 75mm - small side that connects to pipe going to intercooler (60-80mm) 86mm - large side that connects to pipe going to TB (70-90mm) intercooler 80mm - I/C enter 80mm - I/C discharge driver's side I/C hardtube 80mm - exit to I/C 70mm - entrance passenger's side I/C hardtube 80mm - exit to I/C Drive's side hot tube from turbo 60mm - exit from turbo 74mm - connect to driver's side tubing 70mm - connect to driver's side I/C hardtube Passenger side cold tube to TB 80mm - connect to TB 85mm - exit from cold pipe bov 43mm - connect bov to hose and hose to turbo inlet 2 x 43mm clamps 1 x 60mm clamp 2 x 70mm clamps 2 x 75mm clamps 5 x 80mm clamps 2 x 86mm clamps