991 Roof Fins (WITH SUNROOF)

$295.00

**We are not taking international orders at this time, apologies.

3D printed using carbon-reinforced nylon filament. Two-pieces each side (4 pieces total), unpainted, black in color. Precut 3M VHB automotive double sided tape applied to fins for easy installation and ultra strong adhesion. See Install PDF below for installation instructions.

Function: aides in optimizing airflow over the vehicle by directing air more cleanly toward the rear, in theory reducing turbulence and directing airflow over the roof.

  • Non-sunroof roof fins CAN NOT be run on sunroof 991 models

  • Sunroof variant roof fins CAN be used on 991 models with or without sunroof

Not developed for Cabriolet or Targa.

Part numbers (with sunroof):

  • 991.002.10S (driver front)

  • 991.002.11S (driver rear)

  • 991.002.20S (passenger front)

  • 991.002.21S (passenger rear)

**We are not taking international orders at this time, apologies.

3D printed using carbon-reinforced nylon filament. Two-pieces each side (4 pieces total), unpainted, black in color. Precut 3M VHB automotive double sided tape applied to fins for easy installation and ultra strong adhesion. See Install PDF below for installation instructions.

Function: aides in optimizing airflow over the vehicle by directing air more cleanly toward the rear, in theory reducing turbulence and directing airflow over the roof.

  • Non-sunroof roof fins CAN NOT be run on sunroof 991 models

  • Sunroof variant roof fins CAN be used on 991 models with or without sunroof

Not developed for Cabriolet or Targa.

Part numbers (with sunroof):

  • 991.002.10S (driver front)

  • 991.002.11S (driver rear)

  • 991.002.20S (passenger front)

  • 991.002.21S (passenger rear)

Installation PDF: Roof Fin Installation

Disclaimer: These parts are sold primarily for aesthetic purposes and may offer potential aerodynamic benefits. They are not intended for safety-critical applications. By purchasing and installing this product, the buyer assumes all risk and responsibility for proper installation, use, and any resulting consequences. Stratiform Engineering is not liable for any damage, injury, or loss resulting from the use or misuse of this product. Use at your own risk but of course, enjoy.