2003 Porsche 911 996 Carrera 4 Cold Air Upgrade, For 996/997
- +11.8 Horsepower And Significant Torque
- Bolt On Replacement
- Increase Airflow By 20%
Power that you can hear and feel "COLD AIR Upgrade/enhancement kit" makes all stock 997 cars with stock mufflers/no modifications sound as if you upgraded your 997 to a mild performance exhaust. Simple direct replacement BOLT-ON upgrade for all 997 stock air boxes. Install under 20 minutes with Torx screwdriver. Not for GT2,GT3 or Turbo models.