Butler 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.
- Brake Duct Offset Single Hole
- Air or Brake Duct
- Uses 3″ hose
- Body Mount
- Driver / Passenger Side
- Uses 3 in hose
- Single 3 in Tube
- 10.5 in Long x 6 in Wide
- NACA
- Plastic, Black
- MPN: 7020
| Brand | ButlerBuilt |
| Part Number | 7020 |
| Shape | NACA |
| Outside Length | 10-1/2 in |
| Outside Width | 6 in |
| Number of Hose Connections | 1 |
| Hose Connection Diameter | 3 in OD |
| Mounting Location | Body |
| Driver / Passenger Side | Driver | Passenger |
| Material | Plastic |
| Color | Black |
| Finish | Natural |
| Quantity | Each |
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