Proflow Hose Tubing Air intake, Silicone, Reducer, 3.50in. - 4.50in. Straight, Black

Proflow offers silicone hose couplers constructed from a polyester reinforced 4-layer/5 mm silicone, offering premium heat (-40°C to 200°C) and pressure resistance figures. They are available in a variety of inlet/outlet diameters, lengths and angles to best suit your project’s fabrication requirements. They’re perfect for air intakes, intercooler plumbing, and heating or cooling applications.