ButlerBuilt Dual Hose, Bumper Mount Duct - 9.5" x 5.0" 4122LRGBU Provides up to 57% reduction

Provides up to 57% reduction

20 x 12 x 9

3 rating and is available in black

Steel Head / Wood Handle

ButlerBuilt Dual Hose, Bumper Mount Duct - 9.5" x 5.0" 4122LRGBU Provides up to 57% reductionButler 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. Racers have chosen BUTLERBuilt Professional Seat Systems for their seating needs for decades. BUTLERBuilt has always been proactive in their approach to seating issues.