ButlerBuilt Dual Hose Black Duct - 10.5" x 9.0" x 4.5" 500020155 The current generation of Bell

The current generation of Bell Racing helmets combines leading-edge technology

2008-2010 Dodge Ram 2500

1964-1978 Buick Riviera

1984-1993 Chevrolet P30

5 in Center Inlet

ButlerBuilt Dual Hose Black Duct - 10.5" x 9.0" x 4.5" 500020155 The current generation of BellButler Built Air Ducts are used by many top NASCAR competitors. Computer aided design (CAD) provides optimum aerodynamic shape for smooth uninterrupted air flow. The NACA ducts can be installed in side windows or body panels to direct cool outside air to brakes, oil coolers or cockpit. (Uses 3" hose.) Racers have chosen BUTLERBuilt Professional Seat Systems for their seating needs for decades. BUTLERBuilt has always been proactive in their approach to