PIAA Si-Tec Silicone Aero Windscreen Wiper Blades-430mm / 17 inch Electrical The product features a Venturi

The product features a Venturi shape on the inside of the throttle body to improve filling efficiency

has a sharply finished spoke cross section for a three-dimensional appearance

including engine bays

like its high-pressure Radiator Caps

The raised bumper height allows air to escape from behind the wheels thus generating rear downforce

PIAA Si-Tec Silicone Aero Windscreen Wiper Blades-430mm / 17 inch Electrical The product features a VenturiPIAA Si Tech (Silicone Technology) flat aero wiper blades are a modern, frameless design the offers excellent all season performance thanks to PIAA's patented silicone impregnated blade. The bladeless design create more pressure across the entire length of the blade for streak free and quiet wiping. Each set of wipers is supplied with a multi fit adaptor kit to suit a wide range of the most popular wiper designs, as well as a windscreen preparation