C3 Corvette L88 (Long Version) Hood Louver Kit

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C3 Corvette L88 (Long Version) Hood Louver Kit SKU:C388LGHL

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Availability: In stock

  • Designed specifically for the C3 corvette with L88 Hood power bulge as seen in photos and low pressure zones behind the radiator.
  • Also fits cowl style hood of later C3 corvettes. Please check measurements before ordering or contact us.
  • Measurements: 15.5" wide and 15.5" tall with V shape.
  • Includes 1 center section vent with all installation hardware.
  • WARNING!!! NOTE: The louvers protrude below the hood surface approx. 7/8". Be sure to check hood clearance to assure there will not be clearance issues. Some high rise manifolds and air cleaners may interfere so please check!
  • 15.5" Height
  • 15.5" Front Width
  • 15.5" Rear Width



  • Currently used on multiple winning SCCA/NASA ST2, T1 and GT2 race cars.
  • Optimized louver design to maximize extraction flow velocities within a vehicle in motion
  • Reduces under hood pressure delta to reduce front end lift and increase net vehicle downforce.
  • Significantly reduces under hood temperatures by extracting heat and allowing fresh cold air to enter the engine bay.
  • Maximize life of engine accessories by reducing overall operating temperature.
  • Increases dense, cold air flow through radiator to promote lower coolant temperatures.
  • Louver backbone design maintains hood structural rigidity.
  • Contoured to fit your specific hood curve.
  • Installs easily with supplied templates.
  • Included in kit: Templates for cutting, rivets, washers, installation instructions, and necessary spacers for a factory quality installation.
  • Powder coated Satin Black for clean appearance and durability.

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