Add an aggressive look to your center exhaust 991 Carrera, Carrera S, C4, and C4S with the NR Auto 991 rear finned diffuser.  The diffuser will quiet the air as it passes under the Porsche.  Finned diffuser replaces the stock diffuser and uses original mounting hardware to attach diffuser to the bumper. Finned diffuser is designed to be painted matte Black or can be done in optional carbon fiber.


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Kit Includes:

  • Center Exhaust Rear Finned Diffuser
  • Optional Carbon Fiber Rear Finned Diffuser



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Center Exhaust Diffuser CF, Center Exhaust Diffuser FRP