Dinan 17-20 BMW 430i Cold Air Intake 28787-1 a subtle reminder of the

a subtle reminder of the engineering tucked beneath the carbon shell

The dry media filter ensures easy cleaning and eliminates the need for oil

Charge Air Pressure drop: 0

The results of these tests showed that the patterned openings present in the final iteration of the box located on the opposite side from the engine provided a perfect balance of additional volume to assist the factory inlet all the while not causing an increase in turbo inlet temperatures

Dinan 17-20 BMW 430i Cold Air Intake 28787-1 a subtle reminder of theBeyond the additional sound opening the semi open intake takes the same path to success as its closed box counterpart. Improve upon the factory design by increasing flow via a larger airbox and filter element thereby improving throttle response and lessening the strain on the turbocharger for maximum efficiency. While box and filter enlargement and redesign are a major factor in ultimately producing a more potent intake, they are not the only