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Spectre 728 - Spectre Muscle Car Air Box Kits

Spectre 728 - Spectre Muscle Car Air Box Kits


Low-Profile Air Box Kit
  • 180° Inlets
  • Black Ducts

    Spectre 728 - Spectre Muscle Car Air Box Kits Details

    Low-Profile Air Box Kits

  • 14" OD

  • Fits Carb/TBI Throttle Bodies w/5 1/8 in. Neck
  • Inlets Are 180 Apart

  • Speed By Spectre, the 400 mph company rooted in racing, creates every product with the same goal in mind: the best race-proven performance on the market. These Muscle Car Air Box Kits are designed to get the most horsepower and torque from a vehicle. More air = More power!

  • Each kit includes 2 lengths of duct & end mounts, 4 duct boots, and 4 stainless steel hose clamps
  • Choice of black or chrome ducts
  • Kits offer a 16" OD or low-profile 14" OD
  • 120°, 135°, 150°, or 180° inlets available
  • Provides the greatest HP/TQ increase by routing the intake inlet away from heat sources
  • A 10° drop in inlet air temp is a 1% gain of lost power (100° = 10% = 50 HP on a 500 HP engine)
  • Chrome-plated aluminum airbox with flexible ducts fits all carburetors & TBI throttle bodies with 5-1/8" inlet
  • High-flowing Speed By Spectre HPR Air Filter made from pre-dyed cotton... washable, reusable, pre-oiled and ready to go
  • 16" OD requires 2-1/2" between the carburetor & hood (may require air cleaner spacer to clear distributors, inlets, chokes, etc.)
  • Lifetime Warranty

  • Spectre 865-728

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