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4" Spherical Ram Air Duct - 90 degree 100% Carbon Fiber

Designed for racing, RAM AIR DUCTS are constructed from ultra light weight and incredibly resilient, pre-impregnated, dry carbon fiber. The sleek, stylistic design and fabrication is wind tunnel tested for optimal performance without bending or breaking. Perfect for areas of installation where traditional NACA ducts will not fit.


  • Constructed from 1mm dry 3k 2x2 twill weave carbon fiber
  • Compatible with 4-inch (100mm) tube ducting.
  • Ultra light weight and durable.